configure.ac

   1 dnl Copyright © 2011-2014 Intel Corporation
   2 dnl Copyright © 2011-2014 Emil Velikov <emil.l.velikov@gmail.com>
   3 dnl Copyright © 2007-2010 Dan Nicholson
   4 dnl Copyright © 2010-2014 Marek Olšák <maraeo@gmail.com>
   5 dnl Copyright © 2010-2014 Christian König
   6 dnl Copyright © 2012-2014 Tom Stellard <tstellar@gmail.com>
   7 dnl Copyright © 2009-2012 Jakob Bornecrantz
   8 dnl Copyright © 2009-2014 Jon TURNEY
   9 dnl Copyright © 2011-2012 Benjamin Franzke
  10 dnl Copyright © 2008-2014 David Airlie
  11 dnl Copyright © 2009-2013 Brian Paul
  12 dnl
  13 dnl Permission is hereby granted, free of charge, to any person obtaining a
  14 dnl copy of this software and associated documentation files (the "Software"),
  15 dnl to deal in the Software without restriction, including without limitation
  16 dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
  17 dnl and/or sell copies of the Software, and to permit persons to whom the
  18 dnl Software is furnished to do so, subject to the following conditions:
  19 dnl
  20 dnl The above copyright notice and this permission notice (including the next
  21 dnl paragraph) shall be included in all copies or substantial portions of the
  22 dnl Software.
  23 dnl
  24 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  25 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  26 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  27 dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  28 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  29 dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  30 dnl DEALINGS IN THE SOFTWARE.
  31 dnl
  32 dnl Process this file with autoconf to create configure.
  33
  34 AC_PREREQ([2.60])
  35
  36 dnl Tell the user about autoconf.html in the --help output
  37 m4_divert_once([HELP_END], [
  38 See docs/autoconf.html for more details on the options for Mesa.])
  39
  40 m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
  41 AC_INIT([Mesa], [MESA_VERSION],
  42     [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
  43 AC_CONFIG_AUX_DIR([bin])
  44 AC_CONFIG_MACRO_DIR([m4])
  45 AC_CANONICAL_SYSTEM
  46 AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
  47
  48 dnl We only support native Windows builds (MinGW/MSVC) through SCons.
  49 case "$host_os" in
  50 mingw*)
  51     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
  52     ;;
  53 esac
  54
  55 # Support silent build rules, requires at least automake-1.11. Disable
  56 # by either passing --disable-silent-rules to configure or passing V=1
  57 # to make
  58 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  59     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  60
  61 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  62
  63 dnl Set internal versions
  64 OSMESA_VERSION=8
  65 AC_SUBST([OSMESA_VERSION])
  66 OPENCL_VERSION=1
  67 AC_SUBST([OPENCL_VERSION])
  68
  69 # The idea is that libdrm is distributed as one cohesive package, even
  70 # though it is composed of multiple libraries. However some drivers
  71 # may have different version requirements than others. This list
  72 # codifies which drivers need which version of libdrm. Any libdrm
  73 # version dependencies in non-driver-specific code should be reflected
  74 # in the first entry.
  75 LIBDRM_REQUIRED=2.4.75
  76 LIBDRM_RADEON_REQUIRED=2.4.71
  77 LIBDRM_AMDGPU_REQUIRED=2.4.88
  78 LIBDRM_INTEL_REQUIRED=2.4.75
  79 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  80 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  81 LIBDRM_FREEDRENO_REQUIRED=2.4.74
  82 LIBDRM_ETNAVIV_REQUIRED=2.4.82
  83
  84 dnl Versions for external dependencies
  85 DRI2PROTO_REQUIRED=2.8
  86 GLPROTO_REQUIRED=1.4.14
  87 LIBOMXIL_BELLAGIO_REQUIRED=0.0
  88 LIBVA_REQUIRED=0.38.0
  89 VDPAU_REQUIRED=1.1
  90 WAYLAND_REQUIRED=1.11
  91 WAYLAND_PROTOCOLS_REQUIRED=1.8
  92 XCB_REQUIRED=1.9.3
  93 XCBDRI2_REQUIRED=1.8
  94 XCBGLX_REQUIRED=1.8.1
  95 XDAMAGE_REQUIRED=1.1
  96 XSHMFENCE_REQUIRED=1.1
  97 XVMC_REQUIRED=1.0.6
  98 PYTHON_MAKO_REQUIRED=0.8.0
  99 LIBSENSORS_REQUIRED=4.0.0
 100 ZLIB_REQUIRED=1.2.3
 101
 102 dnl LLVM versions
 103 LLVM_REQUIRED_GALLIUM=3.3.0
 104 LLVM_REQUIRED_OPENCL=3.9.0
 105 LLVM_REQUIRED_R600=3.9.0
 106 LLVM_REQUIRED_RADEONSI=3.9.0
 107 LLVM_REQUIRED_RADV=3.9.0
 108 LLVM_REQUIRED_SWR=3.9.0
 109
 110 dnl Check for progs
 111 AC_PROG_CPP
 112 AC_PROG_CC
 113 AC_PROG_CXX
 114 AM_PROG_CC_C_O
 115 AM_PROG_AS
 116 AX_CHECK_GNU_MAKE
 117 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 118 AC_PROG_SED
 119 AC_PROG_MKDIR_P
 120
 121 AC_SYS_LARGEFILE
 122
 123 LT_PREREQ([2.2])
 124 LT_INIT([disable-static])
 125
 126 AC_CHECK_PROG(RM, rm, [rm -f])
 127
 128 AX_PROG_BISON([],
 129               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 130                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 131 AX_PROG_FLEX([],
 132              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 133                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 134
 135 AC_CHECK_PROG(INDENT, indent, indent, cat)
 136 if test "x$INDENT" != "xcat"; then
 137     # Only GNU indent is supported
 138     INDENT_VERSION=`indent --version | grep GNU`
 139     if test $? -eq 0; then
 140        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 141     else
 142        INDENT="cat"
 143     fi
 144 fi
 145
 146 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 147
 148 if test -z "$PYTHON2"; then
 149     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 150         AC_MSG_ERROR([Python not found - unable to generate sources])
 151     fi
 152 else
 153     if test "x$acv_mako_found" = xno; then
 154         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 155             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 156         fi
 157     fi
 158 fi
 159
 160 AC_PROG_INSTALL
 161
 162 dnl We need a POSIX shell for parts of the build. Assume we have one
 163 dnl in most cases.
 164 case "$host_os" in
 165 solaris*)
 166     # Solaris /bin/sh is too old/non-POSIX compliant
 167     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 168     SHELL="$POSIX_SHELL"
 169     ;;
 170 esac
 171
 172 dnl clang is mostly GCC-compatible, but its version is much lower,
 173 dnl so we have to check for it.
 174 AC_MSG_CHECKING([if compiling with clang])
 175
 176 AC_COMPILE_IFELSE(
 177 [AC_LANG_PROGRAM([], [[
 178 #ifndef __clang__
 179        not clang
 180 #endif
 181 ]])],
 182 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 183
 184 AC_MSG_RESULT([$acv_mesa_CLANG])
 185
 186 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 187 dnl versions are explictly not supported.
 188 GEN_ASM_OFFSETS=no
 189 USE_GNU99=no
 190 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 191     AC_MSG_CHECKING([whether gcc version is sufficient])
 192     major=0
 193     minor=0
 194
 195     GCC_VERSION=`$CC -dumpversion`
 196     if test $? -eq 0; then
 197         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 198         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 199     fi
 200
 201     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 202         AC_MSG_RESULT([no])
 203         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 204     else
 205         AC_MSG_RESULT([yes])
 206     fi
 207
 208     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 209         USE_GNU99=yes
 210     fi
 211     if test "x$cross_compiling" = xyes; then
 212         GEN_ASM_OFFSETS=yes
 213     fi
 214 fi
 215
 216 dnl We don't support building Mesa with Sun C compiler
 217 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 218 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 219 if test "x$SUNCC" = xyes; then
 220     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 221 fi
 222
 223 dnl Check for compiler builtins
 224 AX_GCC_BUILTIN([__builtin_bswap32])
 225 AX_GCC_BUILTIN([__builtin_bswap64])
 226 AX_GCC_BUILTIN([__builtin_clz])
 227 AX_GCC_BUILTIN([__builtin_clzll])
 228 AX_GCC_BUILTIN([__builtin_ctz])
 229 AX_GCC_BUILTIN([__builtin_expect])
 230 AX_GCC_BUILTIN([__builtin_ffs])
 231 AX_GCC_BUILTIN([__builtin_ffsll])
 232 AX_GCC_BUILTIN([__builtin_popcount])
 233 AX_GCC_BUILTIN([__builtin_popcountll])
 234 AX_GCC_BUILTIN([__builtin_unreachable])
 235
 236 AX_GCC_FUNC_ATTRIBUTE([const])
 237 AX_GCC_FUNC_ATTRIBUTE([flatten])
 238 AX_GCC_FUNC_ATTRIBUTE([format])
 239 AX_GCC_FUNC_ATTRIBUTE([malloc])
 240 AX_GCC_FUNC_ATTRIBUTE([packed])
 241 AX_GCC_FUNC_ATTRIBUTE([pure])
 242 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 243 AX_GCC_FUNC_ATTRIBUTE([unused])
 244 AX_GCC_FUNC_ATTRIBUTE([visibility])
 245 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 246 AX_GCC_FUNC_ATTRIBUTE([weak])
 247 AX_GCC_FUNC_ATTRIBUTE([alias])
 248
 249 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 250
 251 dnl Make sure the pkg-config macros are defined
 252 m4_ifndef([PKG_PROG_PKG_CONFIG],
 253     [m4_fatal([Could not locate the pkg-config autoconf macros.
 254   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 255   are in a different location, try setting the environment variable
 256   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 257 PKG_PROG_PKG_CONFIG()
 258
 259 dnl LIB_DIR - library basename
 260 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 261 AC_SUBST([LIB_DIR])
 262
 263 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 264 _SAVE_LDFLAGS="$LDFLAGS"
 265 _SAVE_CPPFLAGS="$CPPFLAGS"
 266
 267 dnl Compiler macros
 268 DEFINES="-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
 269 AC_SUBST([DEFINES])
 270 android=no
 271 case "$host_os" in
 272 *-android*)
 273     android=yes
 274     ;;
 275 linux*|*-gnu*|gnu*|cygwin*)
 276     DEFINES="$DEFINES -D_GNU_SOURCE"
 277     ;;
 278 solaris*)
 279     DEFINES="$DEFINES -DSVR4"
 280     ;;
 281 esac
 282
 283 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
 284
 285 dnl
 286 dnl Check compiler flags
 287 dnl
 288 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CFLAGS="$CFLAGS -Wall"])
 289 AX_CHECK_COMPILE_FLAG([-Werror=implicit-function-declaration], [CFLAGS="$CFLAGS -Werror=implicit-function-declaration"])
 290 AX_CHECK_COMPILE_FLAG([-Werror=missing-prototypes],            [CFLAGS="$CFLAGS -Werror=missing-prototypes"])
 291 AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes],                  [CFLAGS="$CFLAGS -Wmissing-prototypes"])
 292 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CFLAGS="$CFLAGS -fno-math-errno"])
 293 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CFLAGS="$CFLAGS -fno-trapping-math"])
 294 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CFLAGS="-fvisibility=hidden"])
 295
 296 dnl
 297 dnl Check C++ compiler flags
 298 dnl
 299 AC_LANG_PUSH([C++])
 300 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CXXFLAGS="$CXXFLAGS -Wall"])
 301 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CXXFLAGS="$CXXFLAGS -fno-math-errno"])
 302 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CXXFLAGS="$CXXFLAGS -fno-trapping-math"])
 303 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CXXFLAGS="-fvisibility=hidden"])
 304 AC_LANG_POP([C++])
 305
 306 # Flags to help ensure that certain portions of the code -- and only those
 307 # portions -- can be built with MSVC:
 308 # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 309 # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 310 #   supports most of C99)
 311 # - the rest has no compiler compiler restrictions
 312 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"])
 313 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CFLAGS="-Werror=vla"])
 314 AC_LANG_PUSH([C++])
 315 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"])
 316 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CXXFLAGS="-Werror=vla"])
 317 AC_LANG_POP([C++])
 318
 319 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 320 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 321
 322 if test "x$GCC" = xyes; then
 323     if test "x$USE_GNU99" = xyes; then
 324         CFLAGS="$CFLAGS -std=gnu99"
 325     else
 326         CFLAGS="$CFLAGS -std=c99"
 327     fi
 328 fi
 329
 330 dnl even if the compiler appears to support it, using visibility attributes isn't
 331 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 332 case "$host_os" in
 333 cygwin*)
 334     VISIBILITY_CFLAGS=""
 335     VISIBILITY_CXXFLAGS=""
 336     ;;
 337 esac
 338
 339 AC_SUBST([VISIBILITY_CFLAGS])
 340 AC_SUBST([VISIBILITY_CXXFLAGS])
 341
 342 AX_CHECK_COMPILE_FLAG([-Wno-override-init],                    [WNO_OVERRIDE_INIT="-Wno-override-init"])         # gcc
 343 AX_CHECK_COMPILE_FLAG([-Wno-initializer-overrides],            [WNO_OVERRIDE_INIT="-Wno-initializer-overrides"]) # clang
 344 AC_SUBST([WNO_OVERRIDE_INIT])
 345
 346 dnl
 347 dnl Optional flags, check for compiler support
 348 dnl
 349 SSE41_CFLAGS="-msse4.1"
 350 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 351 dnl stack, but on x86-32 such alignment is not guaranteed.
 352 case "$target_cpu" in
 353 i?86)
 354     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 355     ;;
 356 esac
 357 save_CFLAGS="$CFLAGS"
 358 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 359 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 360 #include <smmintrin.h>
 361 int param;
 362 int main () {
 363     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 364     c = _mm_max_epu32(a, b);
 365     return _mm_cvtsi128_si32(c);
 366 }]])], SSE41_SUPPORTED=1)
 367 CFLAGS="$save_CFLAGS"
 368 if test "x$SSE41_SUPPORTED" = x1; then
 369     DEFINES="$DEFINES -DUSE_SSE41"
 370 fi
 371 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 372 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 373
 374 dnl Check for new-style atomic builtins
 375 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 376 int main() {
 377     int n;
 378     return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
 379 }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
 380 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
 381     DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
 382     dnl On some platforms, new-style atomics need a helper library
 383     AC_MSG_CHECKING(whether -latomic is needed)
 384     AC_LINK_IFELSE([AC_LANG_SOURCE([[
 385     #include <stdint.h>
 386     uint64_t v;
 387     int main() {
 388         return (int)__atomic_load_n(&v, __ATOMIC_ACQUIRE);
 389     }]])], GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=no, GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=yes)
 390     AC_MSG_RESULT($GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC)
 391     if test "x$GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC" = xyes; then
 392         LIBATOMIC_LIBS="-latomic"
 393     fi
 394 fi
 395 AM_CONDITIONAL([GCC_ATOMIC_BUILTINS_SUPPORTED], [test x$GCC_ATOMIC_BUILTINS_SUPPORTED = x1])
 396 AC_SUBST([LIBATOMIC_LIBS])
 397
 398 dnl Check if host supports 64-bit atomics
 399 dnl note that lack of support usually results in link (not compile) error
 400 AC_MSG_CHECKING(whether __sync_add_and_fetch_8 is supported)
 401 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 402 #include <stdint.h>
 403 uint64_t v;
 404 int main() {
 405     return __sync_add_and_fetch(&v, (uint64_t)1);
 406 }]])], GCC_64BIT_ATOMICS_SUPPORTED=yes, GCC_64BIT_ATOMICS_SUPPORTED=no)
 407 if test "x$GCC_64BIT_ATOMICS_SUPPORTED" != xyes; then
 408     DEFINES="$DEFINES -DMISSING_64BIT_ATOMICS"
 409 fi
 410 AC_MSG_RESULT($GCC_64BIT_ATOMICS_SUPPORTED)
 411
 412 dnl Check for Endianness
 413 AC_C_BIGENDIAN(
 414    little_endian=no,
 415    little_endian=yes,
 416    little_endian=no,
 417    little_endian=no
 418 )
 419
 420 dnl Check for POWER8 Architecture
 421 PWR8_CFLAGS="-mpower8-vector"
 422 have_pwr8_intrinsics=no
 423 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 424 save_CFLAGS=$CFLAGS
 425 CFLAGS="$PWR8_CFLAGS $CFLAGS"
 426 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 427 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
 428 #error "Need GCC >= 4.8 for sane POWER8 support"
 429 #endif
 430 #include <altivec.h>
 431 int main () {
 432     vector unsigned char r;
 433     vector unsigned int v = vec_splat_u32 (1);
 434     r = __builtin_vec_vgbbd ((vector unsigned char) v);
 435     return 0;
 436 }]])], have_pwr8_intrinsics=yes)
 437 CFLAGS=$save_CFLAGS
 438
 439 AC_ARG_ENABLE(pwr8,
 440    [AS_HELP_STRING([--disable-pwr8],
 441                    [disable POWER8-specific instructions])],
 442    [enable_pwr8=$enableval], [enable_pwr8=auto])
 443
 444 if test "x$enable_pwr8" = xno ; then
 445    have_pwr8_intrinsics=disabled
 446 fi
 447
 448 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
 449    DEFINES="$DEFINES -D_ARCH_PWR8"
 450    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
 451    CFLAGS="$CFLAGS $PWR8_CFLAGS"
 452 else
 453    PWR8_CFLAGS=
 454 fi
 455
 456 AC_MSG_RESULT($have_pwr8_intrinsics)
 457 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
 458    AC_MSG_ERROR([POWER8 compiler support not detected])
 459 fi
 460
 461 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
 462    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
 463 fi
 464
 465 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
 466
 467 dnl Can't have static and shared libraries, default to static if user
 468 dnl explicitly requested. If both disabled, set to static since shared
 469 dnl was explicitly requested.
 470 case "x$enable_static$enable_shared" in
 471 xyesyes)
 472     AC_MSG_ERROR([Cannot enable both static and shared. Building using --enable-shared is strongly recommended])
 473     ;;
 474 xnono)
 475     AC_MSG_ERROR([Cannot disable both static and shared. Building using --enable-shared is strongly recommended])
 476     ;;
 477 esac
 478
 479 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
 480
 481 dnl
 482 dnl other compiler options
 483 dnl
 484 AC_ARG_ENABLE([debug],
 485     [AS_HELP_STRING([--enable-debug],
 486         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 487     [enable_debug="$enableval"],
 488     [enable_debug=no]
 489 )
 490
 491 AC_ARG_ENABLE([profile],
 492     [AS_HELP_STRING([--enable-profile],
 493         [enable profiling of code @<:@default=disabled@:>@])],
 494     [enable_profile="$enableval"],
 495     [enable_profile=no]
 496 )
 497
 498 AC_ARG_ENABLE([sanitize],
 499     [AS_HELP_STRING([--enable-sanitize@<:@=address|undefined@:>@],
 500         [enable code sanitizer @<:@default=disabled@:>@])],
 501     [enable_sanitize="$enableval"],
 502     [enable_sanitize=no])
 503
 504 if test "x$enable_profile" = xyes; then
 505     DEFINES="$DEFINES -DPROFILE"
 506     if test "x$GCC" = xyes; then
 507         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
 508     fi
 509     if test "x$GXX" = xyes; then
 510         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
 511     fi
 512 fi
 513
 514 if test "x$enable_debug" = xyes; then
 515     DEFINES="$DEFINES -DDEBUG"
 516     if test "x$enable_profile" = xyes; then
 517         AC_MSG_WARN([Debug and Profile are enabled at the same time])
 518     fi
 519     if test "x$GCC" = xyes; then
 520         if ! echo "$CFLAGS" | grep -q -e '-g'; then
 521             CFLAGS="$CFLAGS -g"
 522         fi
 523         if ! echo "$CFLAGS" | grep -q -e '-O'; then
 524             CFLAGS="$CFLAGS -O0"
 525         fi
 526     fi
 527     if test "x$GXX" = xyes; then
 528         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
 529             CXXFLAGS="$CXXFLAGS -g"
 530         fi
 531         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
 532             CXXFLAGS="$CXXFLAGS -O0"
 533         fi
 534     fi
 535 else
 536    DEFINES="$DEFINES -DNDEBUG"
 537 fi
 538
 539 if test "x$enable_sanitize" != xno; then
 540     if test "x$enable_profile" = xyes; then
 541         AC_MSG_WARN([Sanitize and Profile are enabled at the same time])
 542     fi
 543
 544     CFLAGS="$CFLAGS -fsanitize=$enable_sanitize"
 545     CXXFLAGS="$CXXFLAGS -fsanitize=$enable_sanitize"
 546     LDFLAGS="$LDFLAGS -fsanitize=$enable_sanitize"
 547
 548     AC_LINK_IFELSE(
 549         [AC_LANG_SOURCE([int main(){return 0;}])],
 550         [],
 551         [AC_MSG_FAILURE([sanitize flags '$enable_sanitize' not supported])])
 552 fi
 553
 554 dnl
 555 dnl Check if linker supports -Bsymbolic
 556 dnl
 557 save_LDFLAGS=$LDFLAGS
 558 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 559 AC_MSG_CHECKING([if ld supports -Bsymbolic])
 560 AC_LINK_IFELSE(
 561     [AC_LANG_SOURCE([int main() { return 0;}])],
 562     [AC_MSG_RESULT([yes])
 563         BSYMBOLIC="-Wl,-Bsymbolic";],
 564     [AC_MSG_RESULT([no])
 565         BSYMBOLIC="";])
 566 LDFLAGS=$save_LDFLAGS
 567
 568 AC_SUBST([BSYMBOLIC])
 569
 570 dnl
 571 dnl Check if linker supports garbage collection
 572 dnl
 573 save_LDFLAGS=$LDFLAGS
 574 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
 575 AC_MSG_CHECKING([whether ld supports --gc-sections])
 576 AC_LINK_IFELSE(
 577     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
 578     [AC_MSG_RESULT([yes])
 579         GC_SECTIONS="-Wl,--gc-sections";],
 580     [AC_MSG_RESULT([no])
 581         GC_SECTIONS="";])
 582 LDFLAGS=$save_LDFLAGS
 583
 584 AC_SUBST([GC_SECTIONS])
 585
 586 dnl
 587 dnl OpenBSD does not have DT_NEEDED entries for libc by design
 588 dnl so when these flags are passed to ld via libtool the checks will fail
 589 dnl
 590 case "$host_os" in
 591 openbsd* | darwin* )
 592     LD_NO_UNDEFINED="" ;;
 593 *)
 594     if test "x$enable_sanitize" = xno; then
 595         LD_NO_UNDEFINED="-Wl,--no-undefined"
 596     else
 597         LD_NO_UNDEFINED=""
 598     fi
 599     ;;
 600 esac
 601
 602 AC_SUBST([LD_NO_UNDEFINED])
 603
 604 dnl
 605 dnl Check if linker supports version scripts
 606 dnl
 607 AC_MSG_CHECKING([if the linker supports version-scripts])
 608 save_LDFLAGS=$LDFLAGS
 609 LDFLAGS="$LDFLAGS -Wl,--version-script=$srcdir/build-support/conftest.map"
 610 AC_LINK_IFELSE(
 611     [AC_LANG_SOURCE([int main() { return 0;}])],
 612     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
 613     [have_ld_version_script=no; AC_MSG_RESULT(no)])
 614 LDFLAGS=$save_LDFLAGS
 615 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 616
 617 dnl
 618 dnl Check if linker supports dynamic list files
 619 dnl
 620 AC_MSG_CHECKING([if the linker supports --dynamic-list])
 621 save_LDFLAGS=$LDFLAGS
 622 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=$srcdir/build-support/conftest.dyn"
 623 AC_LINK_IFELSE(
 624     [AC_LANG_SOURCE([int main() { return 0;}])],
 625     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
 626     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
 627 LDFLAGS=$save_LDFLAGS
 628 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
 629
 630 dnl
 631 dnl compatibility symlinks
 632 dnl
 633 case "$host_os" in
 634 linux* )
 635     HAVE_COMPAT_SYMLINKS=yes ;;
 636 * )
 637     HAVE_COMPAT_SYMLINKS=no ;;
 638 esac
 639
 640 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 641
 642 dnl
 643 dnl library names
 644 dnl
 645 dnl Unfortunately we need to do a few things that libtool can't help us with,
 646 dnl so we need some knowledge of shared library filenames:
 647 dnl
 648 dnl LIB_EXT is the extension used when creating symlinks for alternate
 649 dnl filenames for a shared library which will be dynamically loaded
 650 dnl
 651 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
 652 dnl the file for a shared library we wish to link with
 653 dnl
 654 case "$host_os" in
 655 darwin* )
 656     LIB_EXT='dylib'
 657     IMP_LIB_EXT=$LIB_EXT
 658     ;;
 659 cygwin* )
 660     LIB_EXT='dll'
 661     IMP_LIB_EXT='dll.a'
 662     ;;
 663 aix* )
 664     LIB_EXT='a'
 665     IMP_LIB_EXT=$LIB_EXT
 666     ;;
 667 * )
 668     LIB_EXT='so'
 669     IMP_LIB_EXT=$LIB_EXT
 670     ;;
 671 esac
 672
 673 AC_SUBST([LIB_EXT])
 674
 675 dnl
 676 dnl potentially-infringing-but-nobody-knows-for-sure stuff
 677 dnl
 678 AC_ARG_ENABLE([texture-float],
 679     [AS_HELP_STRING([--enable-texture-float],
 680         [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
 681     [enable_texture_float="$enableval"],
 682     [enable_texture_float=no]
 683 )
 684 if test "x$enable_texture_float" = xyes; then
 685     AC_MSG_WARN([Floating-point textures enabled.])
 686     AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
 687     DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
 688 fi
 689
 690 dnl
 691 dnl Arch/platform-specific settings
 692 dnl
 693 AC_ARG_ENABLE([asm],
 694     [AS_HELP_STRING([--disable-asm],
 695         [disable assembly usage @<:@default=enabled on supported platforms@:>@])],
 696     [enable_asm="$enableval"],
 697     [enable_asm=yes]
 698 )
 699 asm_arch=""
 700 AC_MSG_CHECKING([whether to enable assembly])
 701 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
 702 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
 703 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
 704     case "$host_cpu" in
 705     i?86 | x86_64 | amd64)
 706         if test "x$host_cpu" != "x$target_cpu"; then
 707             enable_asm=no
 708             AC_MSG_RESULT([no, cross compiling])
 709         fi
 710         ;;
 711     esac
 712 fi
 713 # check for supported arches
 714 if test "x$enable_asm" = xyes; then
 715     case "$host_cpu" in
 716     i?86)
 717         case "$host_os" in
 718         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
 719             asm_arch=x86
 720             ;;
 721         esac
 722         ;;
 723     x86_64|amd64)
 724         case "$host_os" in
 725         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
 726             asm_arch=x86_64
 727             ;;
 728         esac
 729         ;;
 730     sparc*)
 731         case "$host_os" in
 732         linux*)
 733             asm_arch=sparc
 734             ;;
 735         esac
 736         ;;
 737     powerpc64le)
 738         case "$host_os" in
 739         linux*)
 740             asm_arch=ppc64le
 741             ;;
 742         esac
 743         ;;
 744     aarch64)
 745         case "$host_os" in
 746         linux*)
 747             asm_arch=aarch64
 748             ;;
 749         esac
 750         ;;
 751     arm)
 752         case "$host_os" in
 753         linux*)
 754             asm_arch=arm
 755             ;;
 756         esac
 757         ;;
 758     esac
 759
 760     case "$asm_arch" in
 761     x86)
 762         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 763         AC_MSG_RESULT([yes, x86])
 764         ;;
 765     x86_64|amd64)
 766         DEFINES="$DEFINES -DUSE_X86_64_ASM"
 767         AC_MSG_RESULT([yes, x86_64])
 768         ;;
 769     sparc)
 770         DEFINES="$DEFINES -DUSE_SPARC_ASM"
 771         AC_MSG_RESULT([yes, sparc])
 772         ;;
 773     ppc64le)
 774         DEFINES="$DEFINES -DUSE_PPC64LE_ASM"
 775         AC_MSG_RESULT([yes, ppc64le])
 776         ;;
 777     aarch64)
 778         DEFINES="$DEFINES -DUSE_AARCH64_ASM"
 779         AC_MSG_RESULT([yes, aarch64])
 780         ;;
 781     arm)
 782         DEFINES="$DEFINES -DUSE_ARM_ASM"
 783         AC_MSG_RESULT([yes, arm])
 784         ;;
 785     *)
 786         AC_MSG_RESULT([no, platform not supported])
 787         ;;
 788     esac
 789 fi
 790
 791 AC_HEADER_MAJOR
 792 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 793 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 794 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 795 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 796
 797 AC_MSG_CHECKING([whether strtod has locale support])
 798 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 799     #define _GNU_SOURCE
 800     #include <stdlib.h>
 801     #include <locale.h>
 802     #ifdef HAVE_XLOCALE_H
 803     #include <xlocale.h>
 804     #endif
 805     int main() {
 806        locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 807        const char *s = "1.0";
 808        char *end;
 809        double d = strtod_l(s, end, loc);
 810        float f = strtof_l(s, end, loc);
 811        freelocale(loc);
 812        return 0;
 813     }]])],
 814   [DEFINES="$DEFINES -DHAVE_STRTOD_L"];
 815    AC_MSG_RESULT([yes]),
 816    AC_MSG_RESULT([no]))
 817
 818 dnl Check to see if dlopen is in default libraries (like Solaris, which
 819 dnl has it in libc), or if libdl is needed to get it.
 820 AC_CHECK_FUNC([dlopen], [],
 821     [AC_CHECK_LIB([dl], [dlopen],
 822        [DLOPEN_LIBS="-ldl"])])
 823 AC_SUBST([DLOPEN_LIBS])
 824
 825 dnl Check if that library also has dladdr
 826 save_LIBS="$LIBS"
 827 LIBS="$LIBS $DLOPEN_LIBS"
 828 AC_CHECK_FUNCS([dladdr])
 829 LIBS="$save_LIBS"
 830
 831 AC_CHECK_FUNC([dl_iterate_phdr], [DEFINES="$DEFINES -DHAVE_DL_ITERATE_PHDR"])
 832
 833 case "$host_os" in
 834 darwin*)
 835     ;;
 836 *)
 837     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 838                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 839                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 840     AC_SUBST([CLOCK_LIB])
 841     ;;
 842 esac
 843
 844 dnl See if posix_memalign is available
 845 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 846
 847 dnl Check for zlib
 848 PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
 849
 850 dnl Check for pthreads
 851 AX_PTHREAD
 852 if test "x$ax_pthread_ok" = xno; then
 853     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 854 fi
 855 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 856 dnl to -pthread, which causes problems if we need -lpthread to appear in
 857 dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
 858 dnl is not valid for that platform.
 859 if test "x$android" = xno; then
 860     test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 861 fi
 862 dnl According to the manual when using pthreads, one should add -pthread to
 863 dnl both compile and link-time arguments.
 864 dnl In practise that should be sufficient for all platforms, since any
 865 dnl platforms build with GCC and Clang support the flag.
 866 PTHREAD_LIBS="$PTHREAD_LIBS -pthread"
 867
 868 dnl pthread-stubs is mandatory on BSD platforms, due to the nature of the
 869 dnl project. Even then there's a notable issue as described in the project README
 870 case "$host_os" in
 871 linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu*)
 872     pthread_stubs_possible="no"
 873     ;;
 874 * )
 875     pthread_stubs_possible="yes"
 876     ;;
 877 esac
 878
 879 if test "x$pthread_stubs_possible" = xyes; then
 880     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
 881 fi
 882
 883 dnl SELinux awareness.
 884 AC_ARG_ENABLE([selinux],
 885     [AS_HELP_STRING([--enable-selinux],
 886         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 887     [MESA_SELINUX="$enableval"],
 888     [MESA_SELINUX=no])
 889 if test "x$enable_selinux" = "xyes"; then
 890     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 891         [AC_CHECK_HEADER([selinux/selinux.h],[],
 892                          [AC_MSG_ERROR([SELinux headers not found])])
 893          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 894                       [AC_MSG_ERROR([SELinux library not found])])
 895          SELINUX_LIBS="-lselinux"])
 896     DEFINES="$DEFINES -DMESA_SELINUX"
 897 fi
 898 AC_SUBST([SELINUX_CFLAGS])
 899 AC_SUBST([SELINUX_LIBS])
 900
 901 dnl
 902 dnl LLVM
 903 dnl
 904 AC_ARG_ENABLE([llvm-shared-libs],
 905     [AS_HELP_STRING([--enable-llvm-shared-libs],
 906         [link with LLVM shared libraries @<:@default=enabled@:>@])],
 907     [enable_llvm_shared_libs="$enableval"],
 908     [enable_llvm_shared_libs=yes])
 909
 910 AC_ARG_WITH([llvm-prefix],
 911     [AS_HELP_STRING([--with-llvm-prefix],
 912         [Prefix for LLVM installations in non-standard locations])],
 913     [llvm_prefix="$withval"],
 914     [llvm_prefix=''])
 915
 916 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
 917 if test "x$have_libelf" = xno; then
 918    LIBELF_LIBS=''
 919    LIBELF_CFLAGS=''
 920    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
 921    AC_SUBST([LIBELF_LIBS])
 922    AC_SUBST([LIBELF_CFLAGS])
 923 fi
 924
 925 if test -z "$LLVM_CONFIG"; then
 926     if test -n "$llvm_prefix"; then
 927         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
 928     else
 929         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
 930     fi
 931 fi
 932
 933 llvm_add_component() {
 934     new_llvm_component=$1
 935     driver_name=$2
 936
 937     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
 938         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
 939     else
 940         AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
 941     fi
 942 }
 943
 944 llvm_add_optional_component() {
 945     new_llvm_component=$1
 946     driver_name=$2
 947
 948     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
 949         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
 950     fi
 951 }
 952
 953 llvm_add_default_components() {
 954     driver_name=$1
 955
 956     # Required default components
 957     llvm_add_component "bitwriter" $driver_name
 958     llvm_add_component "engine" $driver_name
 959     llvm_add_component "mcdisassembler" $driver_name
 960     llvm_add_component "mcjit" $driver_name
 961
 962     # Optional default components
 963     llvm_add_optional_component "inteljitevents" $driver_name
 964 }
 965
 966 llvm_add_target() {
 967     new_llvm_target=$1
 968     driver_name=$2
 969
 970     if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
 971         llvm_add_component $new_llvm_target $driver_name
 972     else
 973         AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
 974     fi
 975 }
 976
 977 # Call this inside ` ` to get the return value.
 978 # $1 is the llvm-config command with arguments.
 979 strip_unwanted_llvm_flags() {
 980     echo " `$1` " | sed -E \
 981         -e 's/[[[:space:]]]+-m[[^[:space:]]]*//g' \
 982         -e 's/[[[:space:]]]+-DNDEBUG[[[:space:]]]/ /g' \
 983         -e 's/[[[:space:]]]+-D_GNU_SOURCE[[[:space:]]]/ /g' \
 984         -e 's/[[[:space:]]]+-pedantic[[[:space:]]]/ /g' \
 985         -e 's/[[[:space:]]]+-W[[^[:space:]]]*//g' \
 986         -e 's/[[[:space:]]]+-O[[^[:space:]]]*//g' \
 987         -e 's/[[[:space:]]]+-g[[^[:space:]]]*//g' \
 988         -e 's/-fno-rtti[[[:space:]]]/-Fno-rtti /g' \
 989         -e 's/[[[:space:]]]+-f[[^[:space:]]]*//g' \
 990         -e 's/-Fno-rtti[[[:space:]]]/-fno-rtti /g' \
 991         -e 's/^[[[:space:]]]//' \
 992         -e 's/[[[:space:]]]$//'
 993 }
 994
 995 llvm_set_environment_variables() {
 996     if test "x$LLVM_CONFIG" != xno; then
 997         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
 998         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
 999         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
1000         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
1001
1002         # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
1003         save_CFLAGS="$CFLAGS"
1004         CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
1005
1006         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
1007             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1008         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
1009             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1010         AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
1011             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1012
1013         CFLAGS="$save_CFLAGS"
1014
1015         # Only needed for LLVM < 3.6.0
1016         if test -z "$LLVM_VERSION_PATCH"; then
1017             LLVM_VERSION_PATCH=0
1018         fi
1019
1020         LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
1021
1022         FOUND_LLVM=yes
1023     else
1024         FOUND_LLVM=no
1025         LLVM_VERSION_INT=0
1026     fi
1027 }
1028
1029 require_llvm() {
1030     if test "x$enable_llvm" != "xyes"; then
1031         AC_MSG_ERROR([--enable-llvm is required when building $1])
1032     fi
1033 }
1034
1035 llvm_require_version() {
1036     require_llvm $2
1037
1038     llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
1039     llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
1040     llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
1041
1042     if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
1043         # major > required major
1044         #  --> OK
1045         return
1046     fi
1047
1048     if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
1049         if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
1050             # major = required major and
1051             # minor > required minor
1052             #  --> OK
1053             return
1054         else
1055             if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
1056                 if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
1057                     # major = required major and
1058                     # minor = required minor and
1059                     # patch >= required patch
1060                     #  --> OK
1061                     return
1062                 fi
1063             fi
1064         fi
1065     fi
1066
1067     AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1068 }
1069
1070 radeon_llvm_check() {
1071     if test ${LLVM_VERSION_INT} -lt 307; then
1072         amdgpu_llvm_target_name='r600'
1073     else
1074         amdgpu_llvm_target_name='amdgpu'
1075     fi
1076
1077     llvm_require_version $*
1078
1079     llvm_add_target $amdgpu_llvm_target_name $2
1080
1081     llvm_add_default_components $2
1082     llvm_add_component "bitreader" $2
1083     llvm_add_component "ipo" $2
1084
1085     if test "x$have_libelf" != xyes; then
1086        AC_MSG_ERROR([$2 requires libelf when using llvm])
1087     fi
1088 }
1089
1090 llvm_set_environment_variables
1091
1092 AC_SUBST([LLVM_CFLAGS])
1093 AC_SUBST([LLVM_CXXFLAGS])
1094 AC_SUBST([LLVM_LIBS])
1095 AC_SUBST([LLVM_LDFLAGS])
1096 AC_SUBST([LLVM_INCLUDEDIR])
1097
1098 dnl
1099 dnl libunwind
1100 dnl
1101 PKG_CHECK_EXISTS(libunwind, [HAVE_LIBUNWIND=yes], [HAVE_LIBUNWIND=no])
1102 AC_ARG_ENABLE([libunwind],
1103     [AS_HELP_STRING([--enable-libunwind],
1104             [Use libunwind for backtracing (default: auto)])],
1105         [LIBUNWIND="$enableval"],
1106         [LIBUNWIND="$HAVE_LIBUNWIND"])
1107
1108 if test "x$LIBUNWIND" = "xyes"; then
1109     PKG_CHECK_MODULES(LIBUNWIND, libunwind)
1110     AC_DEFINE(HAVE_LIBUNWIND, 1, [Have libunwind support])
1111 fi
1112
1113
1114 dnl Options for APIs
1115 AC_ARG_ENABLE([opengl],
1116     [AS_HELP_STRING([--disable-opengl],
1117         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1118     [enable_opengl="$enableval"],
1119     [enable_opengl=yes])
1120 AC_ARG_ENABLE([gles1],
1121     [AS_HELP_STRING([--disable-gles1],
1122         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1123     [enable_gles1="$enableval"],
1124     [enable_gles1=yes])
1125 AC_ARG_ENABLE([gles2],
1126     [AS_HELP_STRING([--disable-gles2],
1127         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1128     [enable_gles2="$enableval"],
1129     [enable_gles2=yes])
1130
1131 AC_ARG_ENABLE([dri],
1132     [AS_HELP_STRING([--enable-dri],
1133         [enable DRI modules @<:@default=enabled@:>@])],
1134     [enable_dri="$enableval"],
1135     [enable_dri=yes])
1136
1137 AC_ARG_ENABLE([gallium-extra-hud],
1138     [AS_HELP_STRING([--enable-gallium-extra-hud],
1139         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
1140     [enable_gallium_extra_hud="$enableval"],
1141     [enable_gallium_extra_hud=no])
1142 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
1143 if test "x$enable_gallium_extra_hud" = xyes ; then
1144     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
1145 fi
1146
1147 #TODO: no pkgconfig .pc available for libsensors.
1148 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
1149 AC_ARG_ENABLE([lmsensors],
1150     [AS_HELP_STRING([--enable-lmsensors],
1151         [enable HUD lmsensor support @<:@default=disabled@:>@])],
1152     [enable_lmsensors="$enableval"],
1153     [enable_lmsensors=no])
1154 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
1155 if test "x$enable_lmsensors" = xyes ; then
1156     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1157     LIBSENSORS_LIBS="-lsensors"
1158 else
1159     LIBSENSORS_LIBS=""
1160 fi
1161 AC_SUBST(LIBSENSORS_LIBS)
1162
1163 case "$host_os" in
1164 linux*)
1165     dri3_default=yes
1166     ;;
1167 *)
1168     dri3_default=no
1169     ;;
1170 esac
1171
1172 if test "x$enable_dri" = xno; then
1173     dri3_default=no
1174 fi
1175
1176 AC_ARG_ENABLE([dri3],
1177     [AS_HELP_STRING([--enable-dri3],
1178         [enable DRI3 @<:@default=auto@:>@])],
1179     [enable_dri3="$enableval"],
1180     [enable_dri3="$dri3_default"])
1181 AC_ARG_ENABLE([glx],
1182     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
1183         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1184     [enable_glx="$enableval"],
1185     [enable_glx=yes])
1186 AC_ARG_ENABLE([osmesa],
1187     [AS_HELP_STRING([--enable-osmesa],
1188         [enable OSMesa library @<:@default=disabled@:>@])],
1189     [enable_osmesa="$enableval"],
1190     [enable_osmesa=no])
1191 AC_ARG_ENABLE([gallium-osmesa],
1192     [AS_HELP_STRING([--enable-gallium-osmesa],
1193         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
1194     [enable_gallium_osmesa="$enableval"],
1195     [enable_gallium_osmesa=no])
1196 AC_ARG_ENABLE([egl],
1197     [AS_HELP_STRING([--disable-egl],
1198         [disable EGL library @<:@default=enabled@:>@])],
1199     [enable_egl="$enableval"],
1200     [enable_egl=yes])
1201
1202 AC_ARG_ENABLE([xa],
1203     [AS_HELP_STRING([--enable-xa],
1204         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
1205     [enable_xa="$enableval"],
1206     [enable_xa=no])
1207 AC_ARG_ENABLE([gbm],
1208    [AS_HELP_STRING([--enable-gbm],
1209          [enable gbm library @<:@default=yes except cygwin@:>@])],
1210    [enable_gbm="$enableval"],
1211    [case "$host_os" in
1212        cygwin*)
1213           enable_gbm=no
1214           ;;
1215        *)
1216           enable_gbm=yes
1217           ;;
1218     esac])
1219 AC_ARG_ENABLE([nine],
1220     [AS_HELP_STRING([--enable-nine],
1221         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
1222     [enable_nine="$enableval"],
1223     [enable_nine=no])
1224
1225 AC_ARG_ENABLE([xvmc],
1226    [AS_HELP_STRING([--enable-xvmc],
1227          [enable xvmc library @<:@default=auto@:>@])],
1228    [enable_xvmc="$enableval"],
1229    [enable_xvmc=auto])
1230 AC_ARG_ENABLE([vdpau],
1231    [AS_HELP_STRING([--enable-vdpau],
1232          [enable vdpau library @<:@default=auto@:>@])],
1233    [enable_vdpau="$enableval"],
1234    [enable_vdpau=auto])
1235 AC_ARG_ENABLE([omx],
1236    [AS_HELP_STRING([--enable-omx],
1237          [DEPRECATED: Use --enable-omx-bellagio instead @<:@default=auto@:>@])],
1238    [AC_MSG_ERROR([--enable-omx is deprecated. Use --enable-omx-bellagio instead.])],
1239    [])
1240 AC_ARG_ENABLE([omx-bellagio],
1241    [AS_HELP_STRING([--enable-omx-bellagio],
1242          [enable OpenMAX Bellagio library @<:@default=disabled@:>@])],
1243    [enable_omx_bellagio="$enableval"],
1244    [enable_omx_bellagio=no])
1245 AC_ARG_ENABLE([va],
1246    [AS_HELP_STRING([--enable-va],
1247          [enable va library @<:@default=auto@:>@])],
1248    [enable_va="$enableval"],
1249    [enable_va=auto])
1250 AC_ARG_ENABLE([opencl],
1251    [AS_HELP_STRING([--enable-opencl],
1252          [enable OpenCL library @<:@default=disabled@:>@])],
1253    [enable_opencl="$enableval"],
1254    [enable_opencl=no])
1255 AC_ARG_ENABLE([opencl_icd],
1256    [AS_HELP_STRING([--enable-opencl-icd],
1257           [Build an OpenCL ICD library to be loaded by an ICD implementation
1258            @<:@default=enabled@:>@])],
1259     [enable_opencl_icd="$enableval"],
1260     [enable_opencl_icd=yes])
1261
1262 AC_ARG_ENABLE([gallium-tests],
1263     [AS_HELP_STRING([--enable-gallium-tests],
1264         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1265     [enable_gallium_tests="$enableval"],
1266     [enable_gallium_tests=no])
1267
1268 # Option for Gallium drivers
1269
1270 # Keep this in sync with the --with-gallium-drivers help string default value
1271 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1272
1273 AC_ARG_WITH([gallium-drivers],
1274     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1275         [comma delimited Gallium drivers list, e.g.
1276         "i915,nouveau,r300,r600,radeonsi,freedreno,pl111,svga,swrast,swr,vc4,vc5,virgl,etnaviv,imx"
1277         @<:@default=r300,r600,svga,swrast@:>@])],
1278     [with_gallium_drivers="$withval"],
1279     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1280
1281 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1282 # here so that the script doesn't choke on an unknown driver name later.
1283 case "$with_gallium_drivers" in
1284     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1285     no) with_gallium_drivers='' ;;
1286 esac
1287
1288 if test "x$enable_opengl" = xno -a \
1289         "x$enable_gles1" = xno -a \
1290         "x$enable_gles2" = xno -a \
1291         "x$enable_nine" = xno -a \
1292         "x$enable_xa" = xno -a \
1293         "x$enable_xvmc" = xno -a \
1294         "x$enable_vdpau" = xno -a \
1295         "x$enable_omx_bellagio" = xno -a \
1296         "x$enable_va" = xno -a \
1297         "x$enable_opencl" = xno; then
1298     AC_MSG_ERROR([at least one API should be enabled])
1299 fi
1300
1301 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1302 if test "x$enable_opengl" = xno -a \
1303         "x$enable_gles1" = xyes; then
1304     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1305 fi
1306
1307 if test "x$enable_opengl" = xno -a \
1308         "x$enable_gles2" = xyes; then
1309     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1310 fi
1311
1312 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1313 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1314 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1315 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1316                                         "x$enable_gles1" = xyes -o \
1317                                         "x$enable_gles2" = xyes)
1318 AM_CONDITIONAL(NEED_KHRPLATFORM, test "x$enable_egl" = xyes -o \
1319                                       "x$enable_gles1" = xyes -o \
1320                                       "x$enable_gles2" = xyes)
1321
1322 # Validate GLX options
1323 if test "x$enable_glx" = xyes; then
1324     if test "x$enable_dri" = xyes; then
1325         enable_glx=dri
1326     elif test -n "$with_gallium_drivers"; then
1327         enable_glx=gallium-xlib
1328     else
1329         enable_glx=xlib
1330     fi
1331 fi
1332 case "x$enable_glx" in
1333 xdri | xxlib | xgallium-xlib)
1334     # GLX requires OpenGL
1335     if test "x$enable_opengl" = xno; then
1336         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1337     fi
1338
1339     # Check individual dependencies
1340     case "x$enable_glx" in
1341     xdri)
1342         if test "x$enable_dri" = xno; then
1343             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1344         fi
1345         ;;
1346     xxlib)
1347         if test "x$enable_dri" = xyes; then
1348             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1349         fi
1350         ;;
1351     xgallium-xlib )
1352         if test "x$enable_dri" = xyes; then
1353             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1354         fi
1355         if test -z "$with_gallium_drivers"; then
1356             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1357         fi
1358         ;;
1359     esac
1360     ;;
1361 xno)
1362     ;;
1363 *)
1364     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1365     ;;
1366 esac
1367
1368 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1369 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1370 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1371 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1372
1373 DEFAULT_GL_LIB_NAME=GL
1374
1375 dnl
1376 dnl Libglvnd configuration
1377 dnl
1378 AC_ARG_ENABLE([libglvnd],
1379     [AS_HELP_STRING([--enable-libglvnd],
1380         [Build GLX and EGL for libglvnd @<:@default=disabled@:>@])],
1381     [enable_libglvnd="$enableval"],
1382     [enable_libglvnd=no])
1383 AM_CONDITIONAL(USE_LIBGLVND, test "x$enable_libglvnd" = xyes)
1384
1385 if test "x$enable_libglvnd" = xyes ; then
1386     dnl XXX: update once we can handle more than libGL/glx.
1387     dnl Namely: we should error out if neither of the glvnd enabled libraries
1388     dnl are built
1389     case "x$enable_glx" in
1390     xno)
1391         AC_MSG_ERROR([cannot build libglvnd without GLX])
1392         ;;
1393     xxlib | xgallium-xlib )
1394         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1395         ;;
1396     xdri)
1397         ;;
1398     esac
1399
1400     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.2.0)
1401     LIBGLVND_DATADIR=`$PKG_CONFIG --variable=datadir libglvnd`
1402     AC_SUBST([LIBGLVND_DATADIR])
1403
1404     DEFINES="${DEFINES} -DUSE_LIBGLVND=1"
1405     DEFAULT_GL_LIB_NAME=GLX_mesa
1406 fi
1407
1408 AC_ARG_WITH([gl-lib-name],
1409   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
1410     [specify GL library name @<:@default=GL@:>@])],
1411   [GL_LIB=$withval],
1412   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1413 AC_ARG_WITH([osmesa-lib-name],
1414   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
1415     [specify OSMesa library name @<:@default=OSMesa@:>@])],
1416   [OSMESA_LIB=$withval],
1417   [OSMESA_LIB=OSMesa])
1418 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1419 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
1420
1421 dnl
1422 dnl Mangled Mesa support
1423 dnl
1424 AC_ARG_ENABLE([mangling],
1425   [AS_HELP_STRING([--enable-mangling],
1426     [enable mangled symbols and library name @<:@default=disabled@:>@])],
1427   [enable_mangling="${enableval}"],
1428   [enable_mangling=no]
1429 )
1430 if test "x${enable_mangling}" = "xyes" ; then
1431   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
1432   GL_LIB="Mangled${GL_LIB}"
1433   OSMESA_LIB="Mangled${OSMESA_LIB}"
1434 fi
1435 AC_SUBST([GL_LIB])
1436 AC_SUBST([OSMESA_LIB])
1437
1438 # Check for libdrm
1439 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1440                   [have_libdrm=yes], [have_libdrm=no])
1441 if test "x$have_libdrm" = xyes; then
1442     DEFINES="$DEFINES -DHAVE_LIBDRM"
1443 fi
1444
1445 require_libdrm() {
1446     if test "x$have_libdrm" != xyes; then
1447        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1448     fi
1449 }
1450
1451
1452 # Select which platform-dependent DRI code gets built
1453 case "$host_os" in
1454 darwin*)
1455     dri_platform='apple' ;;
1456 cygwin*)
1457     dri_platform='windows' ;;
1458 gnu*)
1459     dri_platform='none' ;;
1460 *)
1461     dri_platform='drm' ;;
1462 esac
1463
1464 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1465     have_drisw_kms='yes'
1466 fi
1467
1468 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1469 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1470 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1471 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1472 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1473 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1474 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1475 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1476 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1477
1478 AC_ARG_ENABLE([shared-glapi],
1479     [AS_HELP_STRING([--enable-shared-glapi],
1480         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1481     [enable_shared_glapi="$enableval"],
1482     [enable_shared_glapi=yes])
1483
1484 case "x$enable_opengl$enable_gles1$enable_gles2" in
1485 x*yes*yes*)
1486     if test "x$enable_shared_glapi" = xno; then
1487         AC_MSG_ERROR([shared GLAPI required when building two or more of
1488                       the following APIs - opengl, gles1 gles2])
1489     fi
1490     ;;
1491 esac
1492
1493 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1494
1495 # Build the pipe-drivers as separate libraries/modules.
1496 # Do not touch this unless you know what you are doing.
1497 # XXX: Expose via configure option ?
1498 enable_shared_pipe_drivers=no
1499
1500 dnl
1501 dnl Driver specific build directories
1502 dnl
1503
1504 if test "x$enable_gallium_osmesa" = xyes; then
1505     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1506         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1507     fi
1508     if test "x$enable_osmesa" = xyes; then
1509         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1510     fi
1511 fi
1512
1513 require_dri_shared_libs_and_glapi() {
1514     if test "x$enable_static" = xyes; then
1515         AC_MSG_ERROR([$1 cannot be build as static library])
1516     fi
1517
1518     if test "x$enable_dri" != xyes; then
1519         # There is only a single backend which won't be build/used otherwise.
1520         # XXX: Revisit this as the egl/haiku is a thing.
1521         AC_MSG_ERROR([$1 requires --enable-dri])
1522     fi
1523
1524     if test "x$enable_shared_glapi" != xyes; then
1525         AC_MSG_ERROR([$1 requires --enable-shared-glapi])
1526     fi
1527 }
1528
1529 if test "x$enable_dri" = xyes; then
1530     require_dri_shared_libs_and_glapi "DRI"
1531
1532     # not a hard requirement as swrast does not depend on it
1533     if test "x$have_libdrm" = xyes; then
1534         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1535     fi
1536 fi
1537
1538 AC_ARG_ENABLE([driglx-direct],
1539     [AS_HELP_STRING([--disable-driglx-direct],
1540         [disable direct rendering in GLX and EGL for DRI \
1541             @<:@default=auto@:>@])],
1542     [driglx_direct="$enableval"],
1543     [driglx_direct="yes"])
1544
1545 dnl
1546 dnl libGL configuration per driver
1547 dnl
1548 if test "x$enable_glx" != xno; then
1549     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1550 fi
1551 case "x$enable_glx" in
1552 xxlib | xgallium-xlib)
1553     # Xlib-based GLX
1554     dri_modules="x11 xext xcb"
1555     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1556     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1557     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1558     GL_LIB_DEPS="$XLIBGL_LIBS"
1559     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1560     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1561     ;;
1562 xdri)
1563     # DRI-based GLX
1564
1565     # find the DRI deps for libGL
1566     dri_modules="x11 xext xdamage >= $XDAMAGE_REQUIRED xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1567
1568     if test x"$driglx_direct" = xyes; then
1569         if test x"$dri_platform" = xdrm ; then
1570             DEFINES="$DEFINES -DGLX_USE_DRM"
1571             require_libdrm "Direct rendering"
1572
1573             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1574             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1575
1576             if test x"$enable_dri" = xyes; then
1577                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1578             fi
1579         fi
1580         if test x"$dri_platform" = xapple ; then
1581             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1582         fi
1583         if test x"$dri_platform" = xwindows ; then
1584             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1585         fi
1586     fi
1587
1588     # add xf86vidmode if available
1589     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1590     if test "$HAVE_XF86VIDMODE" = yes ; then
1591         dri_modules="$dri_modules xxf86vm"
1592     fi
1593
1594     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1595     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1596     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1597     GL_LIB_DEPS="$DRIGL_LIBS"
1598
1599     # need DRM libs, $PTHREAD_LIBS, etc.
1600     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1601     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1602     ;;
1603 esac
1604
1605 # This is outside the case (above) so that it is invoked even for non-GLX
1606 # builds.
1607 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1608
1609 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1610 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1611 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1612 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1613
1614 AC_SUBST([X11_INCLUDES])
1615 AC_SUBST([GL_LIB_DEPS])
1616 AC_SUBST([GL_PC_REQ_PRIV])
1617 AC_SUBST([GL_PC_LIB_PRIV])
1618 AC_SUBST([GL_PC_CFLAGS])
1619 AC_SUBST([DRI_PC_REQ_PRIV])
1620 AC_SUBST([GLESv1_CM_LIB_DEPS])
1621 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1622 AC_SUBST([GLESv2_LIB_DEPS])
1623 AC_SUBST([GLESv2_PC_LIB_PRIV])
1624
1625 AC_SUBST([HAVE_XF86VIDMODE])
1626
1627 dnl
1628 dnl More GLX setup
1629 dnl
1630 case "x$enable_glx" in
1631 xxlib | xgallium-xlib)
1632     DEFINES="$DEFINES -DUSE_XSHM"
1633     ;;
1634 xdri)
1635     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1636     if test "x$driglx_direct" = xyes; then
1637         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1638     fi
1639     ;;
1640 esac
1641
1642 dnl
1643 dnl TLS detection
1644 dnl
1645
1646 AC_ARG_ENABLE([glx-tls],
1647     [AS_HELP_STRING([--enable-glx-tls],
1648         [enable TLS support in GLX @<:@default=enabled@:>@])],
1649     [GLX_USE_TLS="$enableval"],
1650     [GLX_USE_TLS=yes])
1651 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1652
1653 if test "x$GLX_USE_TLS" = xyes; then
1654     DEFINES="$DEFINES -DGLX_USE_TLS"
1655 fi
1656
1657 dnl Read-only text section on x86 hardened platforms
1658 AC_ARG_ENABLE([glx-read-only-text],
1659     [AS_HELP_STRING([--enable-glx-read-only-text],
1660         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1661     [enable_glx_read_only_text="$enableval"],
1662     [enable_glx_read_only_text=no])
1663 if test "x$enable_glx_read_only_text" = xyes; then
1664     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1665 fi
1666
1667 dnl
1668 dnl DEPRECATED: EGL Platforms configuration
1669 dnl
1670 AC_ARG_WITH([egl-platforms],
1671     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1672         [DEPRECATED: use --with-platforms instead@<:@default=auto@:>@])],
1673     [with_egl_platforms="$withval"],
1674     [with_egl_platforms=auto])
1675
1676 if test "x$with_egl_platforms" = xauto; then
1677     with_egl_platforms="x11,surfaceless"
1678     if test "x$enable_gbm" = xyes; then
1679         with_egl_platforms="$with_egl_platforms,drm"
1680     fi
1681 else
1682     AC_MSG_WARN([--with-egl-platforms is deprecated. Use --with-platforms instead.])
1683 fi
1684
1685 dnl
1686 dnl Platforms configuration
1687 dnl
1688 AC_ARG_WITH([platforms],
1689     [AS_HELP_STRING([--with-platforms@<:@=DIRS...@:>@],
1690         [comma delimited native platforms libEGL/Vulkan/other supports, e.g.
1691         "x11,drm,wayland,surfaceless..." @<:@default=auto@:>@])],
1692     [with_platforms="$withval"],
1693     [with_platforms=auto])
1694
1695 # Reuse the autodetection rather than duplicating it.
1696 if test "x$with_platforms" = xauto; then
1697     with_platforms=$with_egl_platforms
1698 fi
1699
1700 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
1701         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
1702         WAYLAND_SCANNER='')
1703 if test "x$WAYLAND_SCANNER" = x; then
1704     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
1705 fi
1706
1707 PKG_CHECK_EXISTS([wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED], [have_wayland_protocols=yes], [have_wayland_protocols=no])
1708 if test "x$have_wayland_protocols" = xyes; then
1709     ac_wayland_protocols_pkgdatadir=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`
1710 fi
1711 AC_SUBST(WAYLAND_PROTOCOLS_DATADIR, $ac_wayland_protocols_pkgdatadir)
1712
1713 # Do per platform setups and checks
1714 platforms=`IFS=', '; echo $with_platforms`
1715 for plat in $platforms; do
1716     case "$plat" in
1717     wayland)
1718
1719         PKG_CHECK_MODULES([WAYLAND_CLIENT], [wayland-client >= $WAYLAND_REQUIRED])
1720         PKG_CHECK_MODULES([WAYLAND_SERVER], [wayland-server >= $WAYLAND_REQUIRED])
1721
1722         if test "x$WAYLAND_SCANNER" = "x:"; then
1723                 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland platform])
1724         fi
1725         if test "x$have_wayland_protocols" = xno; then
1726                 AC_MSG_ERROR([wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED is needed to compile the wayland platform])
1727         fi
1728         DEFINES="$DEFINES -DHAVE_WAYLAND_PLATFORM -DWL_HIDE_DEPRECATED"
1729         ;;
1730
1731     x11)
1732         PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
1733         DEFINES="$DEFINES -DHAVE_X11_PLATFORM"
1734         ;;
1735
1736     drm)
1737         test "x$enable_gbm" = "xno" &&
1738                 AC_MSG_ERROR([EGL platform drm needs gbm])
1739         DEFINES="$DEFINES -DHAVE_DRM_PLATFORM"
1740         ;;
1741
1742     surfaceless)
1743         DEFINES="$DEFINES -DHAVE_SURFACELESS_PLATFORM"
1744         ;;
1745
1746     android)
1747         PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
1748         DEFINES="$DEFINES -DHAVE_ANDROID_PLATFORM"
1749         ;;
1750
1751     *)
1752         AC_MSG_ERROR([platform '$plat' does not exist])
1753         ;;
1754     esac
1755
1756     case "$plat" in
1757     wayland|drm|surfaceless)
1758         require_libdrm "Platform $plat"
1759         ;;
1760     esac
1761 done
1762
1763 if test "x$enable_glx" != xno; then
1764     if ! echo "$platforms" | grep -q 'x11'; then
1765         AC_MSG_ERROR([Building GLX without the x11 platform is not supported])
1766     fi
1767 fi
1768
1769 if test x"$enable_dri3" = xyes; then
1770     DEFINES="$DEFINES -DHAVE_DRI3"
1771
1772     dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 xcb-xfixes xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1773     PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1774 fi
1775
1776 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')
1777 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$platforms" | grep -q 'wayland')
1778 AM_CONDITIONAL(HAVE_PLATFORM_DRM, echo "$platforms" | grep -q 'drm')
1779 AM_CONDITIONAL(HAVE_PLATFORM_SURFACELESS, echo "$platforms" | grep -q 'surfaceless')
1780 AM_CONDITIONAL(HAVE_PLATFORM_ANDROID, echo "$platforms" | grep -q 'android')
1781
1782 dnl
1783 dnl More DRI setup
1784 dnl
1785 dnl Directory for DRI drivers
1786 AC_ARG_WITH([dri-driverdir],
1787     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1788         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1789     [DRI_DRIVER_INSTALL_DIR="$withval"],
1790     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1791 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1792 dnl Extra search path for DRI drivers
1793 AC_ARG_WITH([dri-searchpath],
1794     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1795         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1796     [DRI_DRIVER_SEARCH_DIR="$withval"],
1797     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1798 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1799 dnl Which drivers to build - default is chosen by platform
1800 AC_ARG_WITH([dri-drivers],
1801     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1802         [comma delimited classic DRI drivers list, e.g.
1803         "i915,i965,nouveau,radeon,r200,swrast" @<:@default=auto@:>@])],
1804     [with_dri_drivers="$withval"],
1805     [with_dri_drivers=auto])
1806
1807 if test "x$with_dri_drivers" = xauto; then
1808     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1809         with_dri_drivers="yes"
1810     else
1811         with_dri_drivers="no"
1812     fi
1813 fi
1814 if test "x$with_dri_drivers" = xno; then
1815     with_dri_drivers=''
1816 fi
1817
1818 # Check for expat
1819 PKG_CHECK_MODULES([EXPAT], [expat],,
1820     [PKG_CHECK_MODULES([EXPAT], [expat21])]
1821 )
1822
1823 dnl If $with_dri_drivers is yes, drivers will be added through
1824 dnl platform checks. Set DEFINES and LIB_DEPS
1825 if test "x$enable_dri" = xyes; then
1826     # Platform specific settings and drivers to build
1827     case "$host_os" in
1828     linux*)
1829         case "$host_cpu" in
1830         powerpc* | sparc*)
1831             # Build only the drivers for cards that exist on PowerPC/sparc
1832             if test "x$with_dri_drivers" = "xyes"; then
1833                 with_dri_drivers="r200 radeon swrast"
1834             fi
1835             ;;
1836         esac
1837         ;;
1838     cygwin*)
1839         if test "x$with_dri_drivers" = "xyes"; then
1840             with_dri_drivers="swrast"
1841         fi
1842         ;;
1843     darwin*)
1844         DEFINES="$DEFINES -DBUILDING_MESA"
1845         if test "x$with_dri_drivers" = "xyes"; then
1846             with_dri_drivers="swrast"
1847         fi
1848         ;;
1849     esac
1850
1851     # default drivers
1852     if test "x$with_dri_drivers" = "xyes"; then
1853         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1854     fi
1855
1856     # put all the necessary libs together
1857     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1858 fi
1859
1860 AC_SUBST([DRI_LIB_DEPS])
1861
1862 DRI_DIRS=''
1863 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1864 if test -n "$with_dri_drivers"; then
1865     if test "x$enable_opengl" != xyes; then
1866         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1867     fi
1868
1869     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1870     for driver in $dri_drivers; do
1871         DRI_DIRS="$DRI_DIRS $driver"
1872         case "x$driver" in
1873         xi915)
1874             require_libdrm "i915"
1875             HAVE_I915_DRI=yes
1876             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1877             ;;
1878         xi965)
1879             require_libdrm "i965"
1880             HAVE_I965_DRI=yes
1881             ;;
1882         xnouveau)
1883             require_libdrm "nouveau"
1884             HAVE_NOUVEAU_DRI=yes
1885             PKG_CHECK_MODULES([NVVIEUX], [libdrm >= $LIBDRM_NVVIEUX_REQUIRED libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1886             ;;
1887         xradeon)
1888             require_libdrm "radeon"
1889             HAVE_RADEON_DRI=yes;
1890             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1891             ;;
1892         xr200)
1893             require_libdrm "r200"
1894             HAVE_R200_DRI=yes
1895             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1896             ;;
1897         xswrast)
1898             HAVE_SWRAST_DRI=yes
1899             ;;
1900         *)
1901             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1902             ;;
1903         esac
1904     done
1905     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1906 fi
1907
1908
1909 dnl
1910 dnl Gallium LLVM
1911 dnl Deprecated: kept for backwards compatibility
1912 dnl
1913 AC_ARG_ENABLE([gallium-llvm],
1914     [AS_HELP_STRING([--enable-gallium-llvm],
1915         [DEPRECATED: use --enable-llvm instead])],
1916     [enable_gallium_llvm="$enableval"],
1917     [enable_gallium_llvm=auto])
1918
1919 if test "x$enable_gallium_llvm" != xauto; then
1920    AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
1921    enable_llvm=$enable_gallium_llvm
1922 fi
1923
1924 dnl
1925 dnl LLVM
1926 dnl
1927 AC_ARG_ENABLE([llvm],
1928     [AS_HELP_STRING([--enable-llvm],
1929         [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
1930     [enable_llvm="$enableval"],
1931     [enable_llvm=auto])
1932
1933 if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
1934     if test "x$FOUND_LLVM" = xyes; then
1935         case "$host_cpu" in
1936         i*86|x86_64|amd64) enable_llvm=yes;;
1937         *) enable_llvm=no;;
1938         esac
1939     else
1940         enable_llvm=no
1941     fi
1942 fi
1943
1944 if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
1945     AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
1946 fi
1947
1948 #
1949 # Vulkan driver configuration
1950 #
1951
1952 AC_ARG_WITH([vulkan-drivers],
1953     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1954         [comma delimited Vulkan drivers list, e.g.
1955         "intel,radeon"
1956         @<:@default=no@:>@])],
1957     [with_vulkan_drivers="$withval"],
1958     [with_vulkan_drivers="no"])
1959
1960 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1961 # here so that the script doesn't choke on an unknown driver name later.
1962 case "x$with_vulkan_drivers" in
1963     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1964     xno) with_vulkan_drivers='' ;;
1965 esac
1966
1967 AC_ARG_WITH([vulkan-icddir],
1968     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1969         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
1970     [VULKAN_ICD_INSTALL_DIR="$withval"],
1971     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1972 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1973
1974 require_x11_dri3() {
1975     if echo "$platforms" | grep -q 'x11'; then
1976         if test "x$enable_dri3" != xyes; then
1977             AC_MSG_ERROR([$1 Vulkan driver requires DRI3 when built with X11])
1978         fi
1979     fi
1980 }
1981
1982 if test -n "$with_vulkan_drivers"; then
1983     if test "x$ac_cv_func_dl_iterate_phdr" = xno; then
1984         AC_MSG_ERROR([Vulkan drivers require the dl_iterate_phdr function])
1985     fi
1986
1987     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1988     for driver in $VULKAN_DRIVERS; do
1989         case "x$driver" in
1990         xintel)
1991             require_libdrm "ANV"
1992             require_x11_dri3 "ANV"
1993             HAVE_INTEL_VULKAN=yes
1994             ;;
1995         xradeon)
1996             require_libdrm "radv"
1997             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
1998             radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
1999             require_x11_dri3 "radv"
2000             HAVE_RADEON_VULKAN=yes
2001             ;;
2002         *)
2003             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
2004             ;;
2005         esac
2006     done
2007     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
2008 fi
2009
2010
2011 DEFINES="$DEFINES -DENABLE_SHADER_CACHE"
2012 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
2013 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
2014                                   "x$enable_osmesa" = xyes -o \
2015                                   -n "$DRI_DIRS")
2016
2017 dnl
2018 dnl OSMesa configuration
2019 dnl
2020
2021 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
2022 AC_ARG_WITH([osmesa-bits],
2023     [AS_HELP_STRING([--with-osmesa-bits=BITS],
2024         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
2025     [osmesa_bits="$withval"],
2026     [osmesa_bits=8])
2027 if test "x$osmesa_bits" != x8; then
2028     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
2029         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
2030         osmesa_bits=8
2031     fi
2032 fi
2033 case "x$osmesa_bits" in
2034 x8)
2035     OSMESA_LIB="${OSMESA_LIB}"
2036     ;;
2037 x16|x32)
2038     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
2039     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
2040     ;;
2041 *)
2042     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
2043     ;;
2044 esac
2045
2046 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
2047     # only link libraries with osmesa if shared
2048     if test "$enable_static" = no; then
2049         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2050     else
2051         OSMESA_LIB_DEPS=""
2052     fi
2053     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2054 fi
2055
2056 AC_SUBST([OSMESA_LIB_DEPS])
2057 AC_SUBST([OSMESA_PC_REQ])
2058 AC_SUBST([OSMESA_PC_LIB_PRIV])
2059
2060 dnl
2061 dnl gbm configuration
2062 dnl
2063 if test "x$enable_gbm" = xyes; then
2064     require_dri_shared_libs_and_glapi "gbm"
2065 fi
2066 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
2067 # FINISHME: GBM has a number of dependencies which we should add below
2068 GBM_PC_REQ_PRIV=""
2069 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
2070 AC_SUBST([GBM_PC_REQ_PRIV])
2071 AC_SUBST([GBM_PC_LIB_PRIV])
2072
2073 dnl
2074 dnl EGL configuration
2075 dnl
2076
2077 if test "x$enable_egl" = xyes; then
2078     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
2079
2080     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
2081
2082     require_dri_shared_libs_and_glapi "egl"
2083 fi
2084 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
2085 AC_SUBST([EGL_LIB_DEPS])
2086
2087 gallium_st="mesa"
2088
2089 dnl
2090 dnl XA configuration
2091 dnl
2092 if test "x$enable_xa" = xyes; then
2093     if test "x$with_gallium_drivers" = xswrast; then
2094        AC_MSG_ERROR([
2095           Building xa requires at least one non swrast gallium driver.
2096           If you are looking to use libxatracker.so with the VMware driver,
2097           make sure to include svga in the gallium drivers list, apart from
2098           enabling XA.
2099           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
2100     fi
2101     gallium_st="$gallium_st xa"
2102 fi
2103 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
2104
2105 if echo $platforms | grep -q "x11"; then
2106     have_xvmc_platform=yes
2107 else
2108     have_xvmc_platform=no
2109 fi
2110
2111 if echo $platforms | grep -q "x11"; then
2112     have_vdpau_platform=yes
2113 else
2114     have_vdpau_platform=no
2115 fi
2116
2117 if echo $platforms | grep -q "x11\|drm"; then
2118     have_omx_platform=yes
2119 else
2120     have_omx_platform=no
2121 fi
2122
2123 if echo $platforms | grep -q "x11\|drm\|wayland"; then
2124     have_va_platform=yes
2125 else
2126     have_va_platform=no
2127 fi
2128
2129 dnl
2130 dnl Gallium G3DVL configuration
2131 dnl
2132 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
2133     if test "x$enable_xvmc" = xauto -a "x$have_xvmc_platform" = xyes; then
2134         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
2135     fi
2136
2137     if test "x$enable_vdpau" = xauto -a "x$have_vdpau_platform" = xyes; then
2138         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
2139     fi
2140
2141     if test "x$enable_omx_bellagio" = xauto -a "x$have_omx_platform" = xyes; then
2142         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx_bellagio=yes], [enable_omx_bellagio=no])
2143     fi
2144
2145     if test "x$enable_va" = xauto -a "x$have_va_platform" = xyes; then
2146         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
2147     fi
2148 fi
2149
2150 if test "x$enable_dri" = xyes -o \
2151         "x$enable_xvmc" = xyes -o \
2152         "x$enable_vdpau" = xyes -o \
2153         "x$enable_omx_bellagio" = xyes -o \
2154         "x$enable_va" = xyes; then
2155     need_gallium_vl=yes
2156 fi
2157 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
2158
2159 if test "x$enable_xvmc" = xyes -o \
2160         "x$enable_vdpau" = xyes -o \
2161         "x$enable_omx_bellagio" = xyes -o \
2162         "x$enable_va" = xyes; then
2163     PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
2164     need_gallium_vl_winsys=yes
2165 fi
2166 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
2167
2168 if test "x$enable_xvmc" = xyes; then
2169     if test "x$have_xvmc_platform" != xyes; then
2170         AC_MSG_ERROR([XVMC requires the x11 platforms])
2171     fi
2172     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
2173     gallium_st="$gallium_st xvmc"
2174 fi
2175 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
2176
2177 if test "x$enable_vdpau" = xyes; then
2178     if test "x$have_vdpau_platform" != xyes; then
2179         AC_MSG_ERROR([VDPAU requires the x11 platforms])
2180     fi
2181     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
2182     gallium_st="$gallium_st vdpau"
2183     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
2184 fi
2185 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
2186
2187 if test "x$enable_omx_bellagio" = xyes; then
2188     if test "x$have_omx_platform" != xyes; then
2189         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2190     fi
2191     PKG_CHECK_MODULES([OMX_BELLAGIO], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
2192     gallium_st="$gallium_st omx_bellagio"
2193 fi
2194 AM_CONDITIONAL(HAVE_ST_OMX_BELLAGIO, test "x$enable_omx_bellagio" = xyes)
2195
2196 if test "x$enable_va" = xyes; then
2197     if test "x$have_va_platform" != xyes; then
2198         AC_MSG_ERROR([VA requires at least one of the x11 drm or wayland platforms])
2199     fi
2200     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
2201     gallium_st="$gallium_st va"
2202 fi
2203 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
2204
2205 dnl
2206 dnl Nine Direct3D9 configuration
2207 dnl
2208 if test "x$enable_nine" = xyes; then
2209     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
2210         AC_MSG_ERROR([nine requires the gallium swrast driver])
2211     fi
2212     if test "x$with_gallium_drivers" = xswrast; then
2213         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
2214     fi
2215     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
2216         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
2217     fi
2218
2219     if test "x$enable_dri3" = xno; then
2220         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
2221     fi
2222
2223     gallium_st="$gallium_st nine"
2224 fi
2225 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
2226
2227 dnl
2228 dnl OpenCL configuration
2229 dnl
2230
2231 AC_ARG_WITH([clang-libdir],
2232    [AS_HELP_STRING([--with-clang-libdir],
2233          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
2234    [CLANG_LIBDIR="$withval"],
2235    [CLANG_LIBDIR=''])
2236
2237 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
2238
2239 if test "x$enable_opencl" = xyes; then
2240     if test -z "$with_gallium_drivers"; then
2241         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
2242     fi
2243
2244     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
2245         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
2246     fi
2247
2248     if test "x$have_libclc" = xno; then
2249         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
2250                     Make sure the directory containing libclc.pc is specified in your
2251                     PKG_CONFIG_PATH environment variable.
2252                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
2253     else
2254         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
2255         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
2256         AC_SUBST([LIBCLC_INCLUDEDIR])
2257         AC_SUBST([LIBCLC_LIBEXECDIR])
2258     fi
2259
2260     gallium_st="$gallium_st clover"
2261
2262     if test "x$enable_opencl_icd" = xyes; then
2263         OPENCL_LIBNAME="MesaOpenCL"
2264     else
2265         OPENCL_LIBNAME="OpenCL"
2266     fi
2267
2268     if test "x$have_libelf" != xyes; then
2269        AC_MSG_ERROR([Clover requires libelf])
2270     fi
2271
2272     if test "x${ac_cv_cxx_compiler_gnu}" = xyes; then
2273         altivec_enabled=no
2274         AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2275         #if !defined(__VEC__) || !defined(__ALTIVEC__)
2276         #error "AltiVec not enabled"
2277         #endif
2278         ])], altivec_enabled=yes)
2279
2280         if test "$altivec_enabled" = yes; then
2281             CLOVER_STD_OVERRIDE="-std=gnu++11"
2282         fi
2283         AC_SUBST([CLOVER_STD_OVERRIDE])
2284     fi
2285
2286     llvm_require_version $LLVM_REQUIRED_OPENCL "opencl"
2287
2288     llvm_add_default_components "opencl"
2289     llvm_add_component "all-targets" "opencl"
2290     llvm_add_component "coverage" "opencl"
2291     llvm_add_component "linker" "opencl"
2292     llvm_add_component "instrumentation" "opencl"
2293     llvm_add_component "ipo" "opencl"
2294     llvm_add_component "irreader" "opencl"
2295     llvm_add_component "lto" "opencl"
2296     llvm_add_component "option" "opencl"
2297     llvm_add_component "objcarcopts" "opencl"
2298     llvm_add_component "profiledata" "opencl"
2299     llvm_add_optional_component "coroutines" "opencl"
2300
2301     dnl Check for Clang internal headers
2302     if test -z "$CLANG_LIBDIR"; then
2303         CLANG_LIBDIR=${LLVM_LIBDIR}
2304     fi
2305     CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2306     AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2307         [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2308 fi
2309 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2310 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2311 AC_SUBST([OPENCL_LIBNAME])
2312 AC_SUBST([CLANG_RESOURCE_DIR])
2313
2314 dnl
2315 dnl Gallium configuration
2316 dnl
2317 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2318
2319 # libEGL wants to default to the first platform specified in
2320 # ./configure.  parse that here.
2321 if test "x$platforms" != "x"; then
2322     FIRST_PLATFORM_CAPS=`echo $platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2323     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2324 else
2325     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2326 fi
2327
2328 AC_SUBST([EGL_NATIVE_PLATFORM])
2329 AC_SUBST([EGL_CFLAGS])
2330
2331 # If we don't have the X11 platform, set this define so we don't try to include
2332 # the X11 headers.
2333 if ! echo "$platforms" | grep -q 'x11'; then
2334     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2335     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2336 fi
2337
2338 dnl Directory for XVMC libs
2339 AC_ARG_WITH([xvmc-libdir],
2340     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2341         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2342     [XVMC_LIB_INSTALL_DIR="$withval"],
2343     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2344 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2345
2346 dnl
2347 dnl Gallium Tests
2348 dnl
2349 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2350
2351 dnl Directory for VDPAU libs
2352 AC_ARG_WITH([vdpau-libdir],
2353     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2354         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2355     [VDPAU_LIB_INSTALL_DIR="$withval"],
2356     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2357 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2358
2359 dnl Directory for OMX_BELLAGIO libs
2360
2361 AC_ARG_WITH([omx-bellagio-libdir],
2362     [AS_HELP_STRING([--with-omx-bellagio-libdir=DIR],
2363         [directory for the OMX_BELLAGIO libraries])],
2364     [OMX_BELLAGIO_LIB_INSTALL_DIR="$withval"],
2365     [OMX_BELLAGIO_LIB_INSTALL_DIR=`$PKG_CONFIG --exists libomxil-bellagio && \
2366                                    $PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2367 AC_SUBST([OMX_BELLAGIO_LIB_INSTALL_DIR])
2368
2369 dnl Directory for VA libs
2370
2371 AC_ARG_WITH([va-libdir],
2372     [AS_HELP_STRING([--with-va-libdir=DIR],
2373         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2374     [VA_LIB_INSTALL_DIR="$withval"],
2375     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2376 AC_SUBST([VA_LIB_INSTALL_DIR])
2377
2378 AC_ARG_WITH([d3d-libdir],
2379     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2380         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2381     [D3D_DRIVER_INSTALL_DIR="$withval"],
2382     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2383 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2384
2385 dnl Architectures to build SWR library for
2386
2387 AC_ARG_WITH([swr-archs],
2388     [AS_HELP_STRING([--with-swr-archs@<:@=DIRS...@:>@],
2389         [comma delimited swr architectures list, e.g.
2390         "avx,avx2,knl,skx" @<:@default="avx,avx2"@:>@])],
2391     [with_swr_archs="$withval"],
2392     [with_swr_archs="avx,avx2"])
2393
2394 dnl
2395 dnl r300 doesn't strictly require LLVM, but for performance reasons we
2396 dnl highly recommend LLVM usage. So require it at least on x86 and x86_64
2397 dnl architectures.
2398 dnl
2399 r300_require_llvm() {
2400     case "$host" in *gnux32) return;; esac
2401     case "$host_cpu" in
2402     i*86|x86_64|amd64) require_llvm $1
2403         ;;
2404     esac
2405 }
2406
2407 dnl
2408 dnl DRM is needed by X, Wayland, and offscreen rendering.
2409 dnl Surfaceless is an alternative for the last one.
2410 dnl
2411 require_basic_egl() {
2412     case "$with_platforms" in
2413         *drm*|*surfaceless*|*android*)
2414             ;;
2415         *)
2416             AC_MSG_ERROR([$1 requires one of these:
2417                   1) --with-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2418                   2) --with-platforms=surfaceless (offscreen only)
2419                   3) --with-platforms=android (Android only)
2420                   Recommended options: drm,x11])
2421             ;;
2422     esac
2423 }
2424
2425 swr_require_cxx_feature_flags() {
2426     feature_name="$1"
2427     preprocessor_test="$2"
2428     option_list="$3"
2429     output_var="$4"
2430
2431     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2432     AC_LANG_PUSH([C++])
2433     save_CXXFLAGS="$CXXFLAGS"
2434     save_IFS="$IFS"
2435     IFS=","
2436     found=0
2437     for opts in $option_list
2438     do
2439         unset IFS
2440         CXXFLAGS="$opts $save_CXXFLAGS"
2441         AC_COMPILE_IFELSE(
2442             [AC_LANG_PROGRAM(
2443                 [   #if !($preprocessor_test)
2444                     #error
2445                     #endif
2446                 ])],
2447             [found=1; break],
2448             [])
2449         IFS=","
2450     done
2451     IFS="$save_IFS"
2452     CXXFLAGS="$save_CXXFLAGS"
2453     AC_LANG_POP([C++])
2454     if test $found -eq 1; then
2455         AC_MSG_RESULT([$opts])
2456         eval "$output_var=\$opts"
2457         return 0
2458     fi
2459     AC_MSG_RESULT([no])
2460     AC_MSG_ERROR([swr requires $feature_name support])
2461     return 1
2462 }
2463
2464 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2465 if test -n "$with_gallium_drivers"; then
2466     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2467     for driver in $gallium_drivers; do
2468         case "x$driver" in
2469         xsvga)
2470             HAVE_GALLIUM_SVGA=yes
2471             require_libdrm "svga"
2472             ;;
2473         xi915)
2474             HAVE_GALLIUM_I915=yes
2475             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2476             require_libdrm "Gallium i915"
2477             ;;
2478         xr300)
2479             HAVE_GALLIUM_R300=yes
2480             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2481             require_libdrm "r300"
2482             r300_require_llvm "r300"
2483             ;;
2484         xr600)
2485             HAVE_GALLIUM_R600=yes
2486             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2487             require_libdrm "r600"
2488             if test "x$enable_llvm" = xyes; then
2489                 radeon_llvm_check $LLVM_REQUIRED_R600 "r600"
2490
2491                 llvm_add_component "asmparser" "r600"
2492                 llvm_add_component "bitreader" "r600"
2493             fi
2494             ;;
2495         xradeonsi)
2496             HAVE_GALLIUM_RADEONSI=yes
2497             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2498             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2499             require_libdrm "radeonsi"
2500             radeon_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
2501             if test "x$enable_egl" = xyes; then
2502                 require_basic_egl "radeonsi"
2503             fi
2504             ;;
2505         xnouveau)
2506             HAVE_GALLIUM_NOUVEAU=yes
2507             PKG_CHECK_MODULES([NOUVEAU], [libdrm >= $LIBDRM_NOUVEAU_REQUIRED libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2508             require_libdrm "nouveau"
2509             ;;
2510         xfreedreno)
2511             HAVE_GALLIUM_FREEDRENO=yes
2512             PKG_CHECK_MODULES([FREEDRENO], [libdrm >= $LIBDRM_FREEDRENO_REQUIRED libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2513             require_libdrm "freedreno"
2514             ;;
2515         xetnaviv)
2516             HAVE_GALLIUM_ETNAVIV=yes
2517             PKG_CHECK_MODULES([ETNAVIV], [libdrm >= $LIBDRM_ETNAVIV_REQUIRED libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
2518             require_libdrm "etnaviv"
2519             ;;
2520        ximx)
2521             HAVE_GALLIUM_IMX=yes
2522             ;;
2523         xswrast)
2524             HAVE_GALLIUM_SOFTPIPE=yes
2525             if test "x$enable_llvm" = xyes; then
2526                 HAVE_GALLIUM_LLVMPIPE=yes
2527             fi
2528             ;;
2529         xswr)
2530             llvm_require_version $LLVM_REQUIRED_SWR "swr"
2531
2532             swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
2533                 ",-std=c++11" \
2534                 SWR_CXX11_CXXFLAGS
2535             AC_SUBST([SWR_CXX11_CXXFLAGS])
2536
2537             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2538                 ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \
2539                 SWR_AVX_CXXFLAGS
2540             AC_SUBST([SWR_AVX_CXXFLAGS])
2541
2542             swr_archs=`IFS=', '; echo $with_swr_archs`
2543             for arch in $swr_archs; do
2544                 case "x$arch" in
2545                 xavx)
2546                     HAVE_SWR_AVX=yes
2547                     ;;
2548                 xavx2)
2549                     swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2550                         ",-target-cpu=haswell,-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2,-tp=haswell" \
2551                         SWR_AVX2_CXXFLAGS
2552                     AC_SUBST([SWR_AVX2_CXXFLAGS])
2553                     HAVE_SWR_AVX2=yes
2554                     ;;
2555                 xknl)
2556                     swr_require_cxx_feature_flags "KNL" "defined(__AVX512F__) && defined(__AVX512ER__)" \
2557                         ",-target-cpu=mic-knl,-march=knl,-xMIC-AVX512" \
2558                         SWR_KNL_CXXFLAGS
2559                     AC_SUBST([SWR_KNL_CXXFLAGS])
2560                     HAVE_SWR_KNL=yes
2561                     ;;
2562                 xskx)
2563                     swr_require_cxx_feature_flags "SKX" "defined(__AVX512F__) && defined(__AVX512BW__)" \
2564                         ",-target-cpu=x86-skylake,-march=skylake-avx512,-xCORE-AVX512" \
2565                         SWR_SKX_CXXFLAGS
2566                     AC_SUBST([SWR_SKX_CXXFLAGS])
2567                     HAVE_SWR_SKX=yes
2568                     ;;
2569                 *)
2570                     AC_MSG_ERROR([unknown SWR build architecture '$arch'])
2571                     ;;
2572                 esac
2573             done
2574
2575             if test "x$HAVE_SWR_AVX" != xyes -a \
2576                     "x$HAVE_SWR_AVX2" != xyes -a \
2577                     "x$HAVE_SWR_KNL" != xyes -a \
2578                     "x$HAVE_SWR_SKX" != xyes; then
2579                AC_MSG_ERROR([swr enabled but no swr architectures selected])
2580             fi
2581
2582             HAVE_GALLIUM_SWR=yes
2583             ;;
2584         xvc4)
2585             HAVE_GALLIUM_VC4=yes
2586             require_libdrm "vc4"
2587
2588             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2589                               [USE_VC4_SIMULATOR=yes;
2590                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2591                               [USE_VC4_SIMULATOR=no])
2592             ;;
2593         xvc5)
2594             HAVE_GALLIUM_VC5=yes
2595
2596             PKG_CHECK_MODULES([VC5_SIMULATOR], [v3dv3],
2597                               [USE_VC5_SIMULATOR=yes;
2598                                DEFINES="$DEFINES -DUSE_VC5_SIMULATOR"],
2599                               [AC_MSG_ERROR([vc5 requires the simulator])])
2600             ;;
2601         xpl111)
2602             HAVE_GALLIUM_PL111=yes
2603             ;;
2604         xvirgl)
2605             HAVE_GALLIUM_VIRGL=yes
2606             require_libdrm "virgl"
2607             if test "x$enable_egl" = xyes; then
2608                 require_basic_egl "virgl"
2609             fi
2610             ;;
2611         *)
2612             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2613             ;;
2614         esac
2615     done
2616 fi
2617
2618 # XXX: Keep in sync with LLVM_REQUIRED_SWR
2619 AM_CONDITIONAL(SWR_INVALID_LLVM_VERSION, test "x$LLVM_VERSION" != x3.9.0 -a \
2620                                               "x$LLVM_VERSION" != x3.9.1)
2621
2622 if test "x$enable_llvm" = "xyes" -a "$with_gallium_drivers"; then
2623     llvm_require_version $LLVM_REQUIRED_GALLIUM "gallium"
2624     llvm_add_default_components "gallium"
2625 fi
2626
2627 AM_CONDITIONAL(HAVE_SWR_AVX, test "x$HAVE_SWR_AVX" = xyes)
2628 AM_CONDITIONAL(HAVE_SWR_AVX2, test "x$HAVE_SWR_AVX2" = xyes)
2629 AM_CONDITIONAL(HAVE_SWR_KNL, test "x$HAVE_SWR_KNL" = xyes)
2630 AM_CONDITIONAL(HAVE_SWR_SKX, test "x$HAVE_SWR_SKX" = xyes)
2631
2632 dnl We need to validate some needed dependencies for renderonly drivers.
2633
2634 if test "x$HAVE_GALLIUM_ETNAVIV" != xyes -a "x$HAVE_GALLIUM_IMX" = xyes  ; then
2635     AC_MSG_ERROR([Building with imx requires etnaviv])
2636 fi
2637
2638 if test "x$HAVE_GALLIUM_VC4" != xyes -a "x$HAVE_GALLIUM_PL111" = xyes  ; then
2639     AC_MSG_ERROR([Building with pl111 requires vc4])
2640 fi
2641
2642
2643 detect_old_buggy_llvm() {
2644     dnl llvm-config may not give the right answer when llvm is a built as a
2645     dnl single shared library, so we must work the library name out for
2646     dnl ourselves.
2647     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2648     dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2649     LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2650     AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2651
2652     if test "x$llvm_have_one_so" = xyes; then
2653         dnl LLVM was built using auto*, so there is only one shared object.
2654         LLVM_LIBS="-l$LLVM_SO_NAME"
2655     else
2656         dnl If LLVM was built with CMake, there will be one shared object per
2657         dnl component.
2658         AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2659                [AC_MSG_ERROR([Could not find llvm shared libraries:
2660                 Please make sure you have built llvm with the --enable-shared option
2661                 and that your llvm libraries are installed in $LLVM_LIBDIR
2662                 If you have installed your llvm libraries to a different directory you
2663                 can use the --with-llvm-prefix= configure flag to specify this directory.
2664                 NOTE: Mesa is attempting to use llvm shared libraries by default.
2665                 If you do not want to build with llvm shared libraries and instead want to
2666                 use llvm static libraries then add --disable-llvm-shared-libs to your configure
2667                 invocation and rebuild.])])
2668
2669         dnl We don't need to update LLVM_LIBS in this case because the LLVM
2670         dnl install uses a shared object for each component and we have
2671         dnl already added all of these objects to LLVM_LIBS.
2672     fi
2673 }
2674
2675 dnl
2676 dnl Set defines and buildtime variables only when using LLVM.
2677 dnl
2678 if test "x$enable_llvm" = xyes; then
2679     DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2680
2681     LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2682     LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2683     LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2684
2685     dnl Set LLVM_LIBS - This is done after the driver configuration so
2686     dnl that drivers can add additional components to LLVM_COMPONENTS.
2687     dnl Previously, gallium drivers were updating LLVM_LIBS directly
2688     dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2689     dnl this was causing the same libraries to be appear multiple times
2690     dnl in LLVM_LIBS.
2691
2692     if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 9; then
2693         if test "x$enable_llvm_shared_libs" = xyes; then
2694             LLVM_LIBS="`$LLVM_CONFIG --link-shared --libs ${LLVM_COMPONENTS}`"
2695         else
2696             dnl Invoking llvm-config with both -libs and --system-libs produces the
2697             dnl two separate lines - each for the set of libraries.
2698                 dnl Call the program twice, effectively folding them into a single line.
2699             LLVM_LIBS="`$LLVM_CONFIG --link-static --libs ${LLVM_COMPONENTS}`"
2700             dnl We need to link to llvm system libs when using static libs
2701             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --link-static --system-libs`"
2702         fi
2703     else
2704         LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2705         if test "x$enable_llvm_shared_libs" = xyes; then
2706             detect_old_buggy_llvm
2707         else
2708             AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2709             dnl We need to link to llvm system libs when using static libs
2710             dnl However, only llvm 3.5+ provides --system-libs
2711             if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2712                 LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2713             fi
2714         fi
2715     fi
2716 fi
2717
2718 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2719 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2720 AM_CONDITIONAL(HAVE_GALLIUM_PL111, test "x$HAVE_GALLIUM_PL111" = xyes)
2721 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2722 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2723 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2724 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2725 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2726 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2727 AM_CONDITIONAL(HAVE_GALLIUM_ETNAVIV, test "x$HAVE_GALLIUM_ETNAVIV" = xyes)
2728 AM_CONDITIONAL(HAVE_GALLIUM_IMX, test "x$HAVE_GALLIUM_IMX" = xyes)
2729 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2730 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2731 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2732 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2733                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2734                                          "x$HAVE_GALLIUM_SWR" = xyes)
2735 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2736 AM_CONDITIONAL(HAVE_GALLIUM_VC5, test "x$HAVE_GALLIUM_VC5" = xyes)
2737 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2738
2739 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2740
2741 if test "x$enable_dri" = xyes; then
2742     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2743 fi
2744
2745 if test "x$have_drisw_kms" = xyes; then
2746     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2747 fi
2748 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2749
2750 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2751 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2752 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2753 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2754 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2755 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2756
2757 AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
2758 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2759
2760 AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
2761                                       "x$HAVE_RADEON_VULKAN" = xyes)
2762
2763 AM_CONDITIONAL(HAVE_BROADCOM_DRIVERS, test "x$HAVE_GALLIUM_VC4" = xyes -o \
2764                                       "x$HAVE_GALLIUM_VC5" = xyes)
2765
2766 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2767                                         "x$HAVE_I965_DRI" = xyes)
2768
2769 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2770                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2771                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2772 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2773 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2774 AM_CONDITIONAL(HAVE_GALLIUM_LLVM, test "x$enable_llvm" = xyes)
2775 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2776 AM_CONDITIONAL(USE_VC5_SIMULATOR, test x$USE_VC5_SIMULATOR = xyes)
2777
2778 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2779 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2780 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2781 AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
2782                                         "x$enable_gallium_osmesa" = xyes)
2783
2784 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2785 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2786 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2787 AM_CONDITIONAL(HAVE_PPC64LE_ASM, test "x$asm_arch" = xppc64le)
2788 AM_CONDITIONAL(HAVE_AARCH64_ASM, test "x$asm_arch" = xaarch64)
2789 AM_CONDITIONAL(HAVE_ARM_ASM, test "x$asm_arch" = xarm)
2790
2791 AC_SUBST([NINE_MAJOR], 1)
2792 AC_SUBST([NINE_MINOR], 0)
2793 AC_SUBST([NINE_TINY], 0)
2794 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2795
2796 AC_SUBST([VDPAU_MAJOR], 1)
2797 AC_SUBST([VDPAU_MINOR], 0)
2798
2799 if test "x$enable_va" = xyes; then
2800     VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2801     VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2802 fi
2803 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2804 AC_SUBST([VA_MINOR], $VA_MINOR)
2805
2806 AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
2807
2808 AC_SUBST([XVMC_MAJOR], 1)
2809 AC_SUBST([XVMC_MINOR], 0)
2810
2811 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2812 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2813 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2814 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2815
2816 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2817 AC_SUBST([XA_MINOR], $XA_MINOR)
2818 AC_SUBST([XA_TINY], $XA_TINY)
2819 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2820
2821 AC_ARG_ENABLE(valgrind,
2822               [AS_HELP_STRING([--enable-valgrind],
2823                              [Build mesa with valgrind support (default: auto)])],
2824                              [VALGRIND=$enableval], [VALGRIND=auto])
2825 if test "x$VALGRIND" != xno; then
2826     PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2827 fi
2828 AC_MSG_CHECKING([whether to enable Valgrind support])
2829 if test "x$VALGRIND" = xauto; then
2830     VALGRIND="$have_valgrind"
2831 fi
2832
2833 if test "x$VALGRIND" = "xyes"; then
2834     if ! test "x$have_valgrind" = xyes; then
2835         AC_MSG_ERROR([Valgrind support required but not present])
2836     fi
2837     AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2838 fi
2839
2840 AC_MSG_RESULT([$VALGRIND])
2841
2842 dnl Restore LDFLAGS and CPPFLAGS
2843 LDFLAGS="$_SAVE_LDFLAGS"
2844 CPPFLAGS="$_SAVE_CPPFLAGS"
2845
2846 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2847 if test "x$acv_mesa_CLANG" = xyes; then
2848     CFLAGS="$CFLAGS -Qunused-arguments"
2849     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2850 fi
2851
2852 dnl Add user CFLAGS and CXXFLAGS
2853 CFLAGS="$CFLAGS $USER_CFLAGS"
2854 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2855
2856 dnl Substitute the config
2857 AC_CONFIG_FILES([Makefile
2858                  src/Makefile
2859                  src/amd/Makefile
2860                  src/amd/vulkan/Makefile
2861                  src/broadcom/Makefile
2862                  src/compiler/Makefile
2863                  src/egl/Makefile
2864                  src/egl/main/egl.pc
2865                  src/egl/wayland/wayland-drm/Makefile
2866                  src/egl/wayland/wayland-egl/Makefile
2867                  src/egl/wayland/wayland-egl/wayland-egl.pc
2868                  src/gallium/Makefile
2869                  src/gallium/auxiliary/Makefile
2870                  src/gallium/auxiliary/pipe-loader/Makefile
2871                  src/gallium/drivers/freedreno/Makefile
2872                  src/gallium/drivers/ddebug/Makefile
2873                  src/gallium/drivers/i915/Makefile
2874                  src/gallium/drivers/llvmpipe/Makefile
2875                  src/gallium/drivers/noop/Makefile
2876                  src/gallium/drivers/nouveau/Makefile
2877                  src/gallium/drivers/pl111/Makefile
2878                  src/gallium/drivers/r300/Makefile
2879                  src/gallium/drivers/r600/Makefile
2880                  src/gallium/drivers/radeon/Makefile
2881                  src/gallium/drivers/radeonsi/Makefile
2882                  src/gallium/drivers/rbug/Makefile
2883                  src/gallium/drivers/softpipe/Makefile
2884                  src/gallium/drivers/svga/Makefile
2885                  src/gallium/drivers/swr/Makefile
2886                  src/gallium/drivers/trace/Makefile
2887                  src/gallium/drivers/etnaviv/Makefile
2888                  src/gallium/drivers/imx/Makefile
2889                  src/gallium/drivers/vc4/Makefile
2890                  src/gallium/drivers/vc5/Makefile
2891                  src/gallium/drivers/virgl/Makefile
2892                  src/gallium/state_trackers/clover/Makefile
2893                  src/gallium/state_trackers/dri/Makefile
2894                  src/gallium/state_trackers/glx/xlib/Makefile
2895                  src/gallium/state_trackers/nine/Makefile
2896                  src/gallium/state_trackers/omx_bellagio/Makefile
2897                  src/gallium/state_trackers/osmesa/Makefile
2898                  src/gallium/state_trackers/va/Makefile
2899                  src/gallium/state_trackers/vdpau/Makefile
2900                  src/gallium/state_trackers/xa/Makefile
2901                  src/gallium/state_trackers/xvmc/Makefile
2902                  src/gallium/targets/d3dadapter9/Makefile
2903                  src/gallium/targets/d3dadapter9/d3d.pc
2904                  src/gallium/targets/dri/Makefile
2905                  src/gallium/targets/libgl-xlib/Makefile
2906                  src/gallium/targets/omx-bellagio/Makefile
2907                  src/gallium/targets/opencl/Makefile
2908                  src/gallium/targets/opencl/mesa.icd
2909                  src/gallium/targets/osmesa/Makefile
2910                  src/gallium/targets/osmesa/osmesa.pc
2911                  src/gallium/targets/pipe-loader/Makefile
2912                  src/gallium/targets/va/Makefile
2913                  src/gallium/targets/vdpau/Makefile
2914                  src/gallium/targets/xa/Makefile
2915                  src/gallium/targets/xa/xatracker.pc
2916                  src/gallium/targets/xvmc/Makefile
2917                  src/gallium/tests/trivial/Makefile
2918                  src/gallium/tests/unit/Makefile
2919                  src/gallium/winsys/etnaviv/drm/Makefile
2920                  src/gallium/winsys/imx/drm/Makefile
2921                  src/gallium/winsys/freedreno/drm/Makefile
2922                  src/gallium/winsys/i915/drm/Makefile
2923                  src/gallium/winsys/nouveau/drm/Makefile
2924                  src/gallium/winsys/pl111/drm/Makefile
2925                  src/gallium/winsys/radeon/drm/Makefile
2926                  src/gallium/winsys/amdgpu/drm/Makefile
2927                  src/gallium/winsys/svga/drm/Makefile
2928                  src/gallium/winsys/sw/dri/Makefile
2929                  src/gallium/winsys/sw/kms-dri/Makefile
2930                  src/gallium/winsys/sw/null/Makefile
2931                  src/gallium/winsys/sw/wrapper/Makefile
2932                  src/gallium/winsys/sw/xlib/Makefile
2933                  src/gallium/winsys/vc4/drm/Makefile
2934                  src/gallium/winsys/vc5/drm/Makefile
2935                  src/gallium/winsys/virgl/drm/Makefile
2936                  src/gallium/winsys/virgl/vtest/Makefile
2937                  src/gbm/Makefile
2938                  src/gbm/main/gbm.pc
2939                  src/glx/Makefile
2940                  src/glx/apple/Makefile
2941                  src/glx/tests/Makefile
2942                  src/glx/windows/Makefile
2943                  src/glx/windows/windowsdriproto.pc
2944                  src/gtest/Makefile
2945                  src/intel/Makefile
2946                  src/loader/Makefile
2947                  src/mapi/Makefile
2948                  src/mapi/es1api/glesv1_cm.pc
2949                  src/mapi/es2api/glesv2.pc
2950                  src/mapi/glapi/gen/Makefile
2951                  src/mesa/Makefile
2952                  src/mesa/gl.pc
2953                  src/mesa/drivers/dri/dri.pc
2954                  src/mesa/drivers/dri/common/Makefile
2955                  src/mesa/drivers/dri/i915/Makefile
2956                  src/mesa/drivers/dri/i965/Makefile
2957                  src/mesa/drivers/dri/Makefile
2958                  src/mesa/drivers/dri/nouveau/Makefile
2959                  src/mesa/drivers/dri/r200/Makefile
2960                  src/mesa/drivers/dri/radeon/Makefile
2961                  src/mesa/drivers/dri/swrast/Makefile
2962                  src/mesa/drivers/osmesa/Makefile
2963                  src/mesa/drivers/osmesa/osmesa.pc
2964                  src/mesa/drivers/x11/Makefile
2965                  src/mesa/main/tests/Makefile
2966                  src/mesa/state_tracker/tests/Makefile
2967                  src/util/Makefile
2968                  src/util/tests/hash_table/Makefile
2969                  src/util/tests/string_buffer/Makefile
2970                  src/util/xmlpool/Makefile
2971                  src/vulkan/Makefile])
2972
2973 AC_OUTPUT
2974
2975 # Fix up dependencies in *.Plo files, where we changed the extension of a
2976 # source file
2977 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2978
2979 rm -f src/compiler/spirv/spirv_info.lo
2980 echo "# dummy" > src/compiler/spirv/.deps/spirv_info.Plo
2981
2982 dnl
2983 dnl Output some configuration info for the user
2984 dnl
2985 echo ""
2986 echo "        prefix:          $prefix"
2987 echo "        exec_prefix:     $exec_prefix"
2988 echo "        libdir:          $libdir"
2989 echo "        includedir:      $includedir"
2990
2991 dnl API info
2992 echo ""
2993 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2994
2995 dnl Driver info
2996 echo ""
2997 case "x$enable_osmesa$enable_gallium_osmesa" in
2998 xnoyes)
2999         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
3000         ;;
3001 xyesno)
3002         echo "        OSMesa:          lib$OSMESA_LIB"
3003         ;;
3004 xnono)
3005         echo "        OSMesa:          no"
3006         ;;
3007 esac
3008
3009 echo ""
3010 if test "x$enable_dri" != xno; then
3011         echo "        DRI platform:    $dri_platform"
3012         if test -z "$DRI_DIRS"; then
3013             echo "        DRI drivers:     no"
3014         else
3015             echo "        DRI drivers:     $DRI_DIRS"
3016         fi
3017         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
3018 fi
3019
3020 case "x$enable_glx" in
3021 xdri)
3022     echo "        GLX:             DRI-based"
3023     ;;
3024 xxlib)
3025     echo "        GLX:             Xlib-based"
3026     ;;
3027 xgallium-xlib)
3028     echo "        GLX:             Xlib-based (Gallium)"
3029     ;;
3030 *)
3031     echo "        GLX:             $enable_glx"
3032     ;;
3033 esac
3034
3035 dnl EGL
3036 echo ""
3037 echo "        EGL:             $enable_egl"
3038 if test "$enable_egl" = yes; then
3039
3040     egl_drivers=""
3041     if test "x$enable_dri" != "xno"; then
3042         egl_drivers="$egl_drivers builtin:egl_dri2"
3043     fi
3044     if test "x$enable_dri3" != "xno"; then
3045         egl_drivers="$egl_drivers builtin:egl_dri3"
3046     fi
3047
3048     echo "        EGL drivers:    $egl_drivers"
3049 fi
3050 if test "x$enable_gbm" = xyes; then
3051     echo "        GBM:             yes"
3052 else
3053     echo "        GBM:             no"
3054 fi
3055
3056     echo "        EGL/Vulkan/VL platforms:   $platforms"
3057
3058 # Vulkan
3059 echo ""
3060 if test "x$VULKAN_DRIVERS" != x; then
3061     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
3062     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
3063 else
3064     echo "        Vulkan drivers:  no"
3065 fi
3066
3067 echo ""
3068 if test "x$enable_llvm" = xyes; then
3069     echo "        llvm:            yes"
3070     echo "        llvm-config:     $LLVM_CONFIG"
3071     echo "        llvm-version:    $LLVM_VERSION"
3072 else
3073     echo "        llvm:            no"
3074 fi
3075
3076 echo ""
3077 if test -n "$with_gallium_drivers"; then
3078     echo "        Gallium drivers: $gallium_drivers"
3079     echo "        Gallium st:      $gallium_st"
3080 else
3081     echo "        Gallium:         no"
3082 fi
3083
3084 echo ""
3085 if test "x$enable_gallium_extra_hud" != xyes; then
3086     echo "        HUD extra stats: no"
3087 else
3088     echo "        HUD extra stats: yes"
3089 fi
3090
3091 if test "x$enable_lmsensors" != xyes; then
3092     echo "        HUD lmsensors:   no"
3093 else
3094     echo "        HUD lmsensors:   yes"
3095 fi
3096
3097 echo ""
3098 if test "x$HAVE_GALLIUM_SWR" != x; then
3099     echo "        SWR archs:       $swr_archs"
3100 fi
3101
3102 dnl Libraries
3103 echo ""
3104 echo "        Shared libs:     $enable_shared"
3105 echo "        Static libs:     $enable_static"
3106 echo "        Shared-glapi:    $enable_shared_glapi"
3107
3108 dnl Compiler options
3109 # cleanup the CFLAGS/CXXFLAGS/LDFLAGS/DEFINES vars
3110 cflags=`echo $CFLAGS | \
3111     $SED 's/^ *//;s/  */ /;s/ *$//'`
3112 cxxflags=`echo $CXXFLAGS | \
3113     $SED 's/^ *//;s/  */ /;s/ *$//'`
3114 ldflags=`echo $LDFLAGS | $SED 's/^ *//;s/  */ /;s/ *$//'`
3115 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
3116 echo ""
3117 echo "        CFLAGS:          $cflags"
3118 echo "        CXXFLAGS:        $cxxflags"
3119 echo "        LDFLAGS:         $ldflags"
3120 echo "        Macros:          $defines"
3121 echo ""
3122 if test "x$enable_llvm" = xyes; then
3123     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
3124     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
3125     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
3126     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
3127     echo ""
3128 fi
3129 echo "        PYTHON2:         $PYTHON2"
3130
3131 echo ""
3132 echo "        Run '${MAKE-make}' to build Mesa"
3133 echo ""